825220000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^3\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 240

約数和(自身を含む): 2305062144

約数和(自身を除く): 1479842144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 121, 124, 125, 155, 160, 176, 200, 220, 242, 248, 250, 275, 310, 341, 352, 400, 440, 484, 496, 500, 550, 605, 620, 625, 682, 775, 800, 880, 968, 992, 1000, 1100, 1210, 1240, 1250, 1331, 1364, 1375, 1550, 1705, 1760, 1936, 2000, 2200, 2420, 2480, 2500, 2662, 2728, 2750, 3025, 3100, 3410, 3751, 3872, 3875, 4000, 4400, 4840, 4960, 5000, 5324, 5456, 5500, 6050, 6200, 6655, 6820, 6875, 7502, 7750, 8525, 8800, 9680, 10000, 10648, 10912, 11000, 12100, 12400, 13310, 13640, 13750, 15004, 15125, 15500, 17050, 18755, 19360, 19375, 20000, 21296, 22000, 24200, 24800, 26620, 27280, 27500, 30008, 30250, 31000, 33275, 34100, 37510, 38750, 41261, 42592, 42625, 44000, 48400, 53240, 54560, 55000, 60016, 60500, 62000, 66550, 68200, 75020, 75625, 77500, 82522, 85250, 93775, 96800, 106480, 110000, 120032, 121000, 124000, 133100, 136400, 150040, 151250, 155000, 165044, 166375, 170500, 187550, 206305, 212960, 213125, 220000, 242000, 266200, 272800, 300080, 302500, 310000, 330088, 332750, 341000, 375100, 412610, 426250, 468875, 484000, 532400, 600160, 605000, 620000, 660176, 665500, 682000, 750200, 825220, 831875, 852500, 937750, 1031525, 1064800, 1210000, 1320352, 1331000, 1364000, 1500400, 1650440, 1663750, 1705000, 1875500, 2063050, 2344375, 2420000, 2662000, 3000800, 3300880, 3327500, 3410000, 3751000, 4126100, 4688750, 5157625, 5324000, 6601760, 6655000, 6820000, 7502000, 8252200, 9377500, 10315250, 13310000, 15004000, 16504400, 18755000, 20630500, 25788125, 26620000, 33008800, 37510000, 41261000, 51576250, 75020000, 82522000, 103152500, 165044000, 206305000, 412610000, 825220000]

約数ペア:

[(1, 825220000), (2, 412610000), (4, 206305000), (5, 165044000), (8, 103152500), (10, 82522000), (11, 75020000), (16, 51576250), (20, 41261000), (22, 37510000), (25, 33008800), (31, 26620000), (32, 25788125), (40, 20630500), (44, 18755000), (50, 16504400), (55, 15004000), (62, 13310000), (80, 10315250), (88, 9377500), (100, 8252200), (110, 7502000), (121, 6820000), (124, 6655000), (125, 6601760), (155, 5324000), (160, 5157625), (176, 4688750), (200, 4126100), (220, 3751000), (242, 3410000), (248, 3327500), (250, 3300880), (275, 3000800), (310, 2662000), (341, 2420000), (352, 2344375), (400, 2063050), (440, 1875500), (484, 1705000), (496, 1663750), (500, 1650440), (550, 1500400), (605, 1364000), (620, 1331000), (625, 1320352), (682, 1210000), (775, 1064800), (800, 1031525), (880, 937750), (968, 852500), (992, 831875), (1000, 825220), (1100, 750200), (1210, 682000), (1240, 665500), (1250, 660176), (1331, 620000), (1364, 605000), (1375, 600160), (1550, 532400), (1705, 484000), (1760, 468875), (1936, 426250), (2000, 412610), (2200, 375100), (2420, 341000), (2480, 332750), (2500, 330088), (2662, 310000), (2728, 302500), (2750, 300080), (3025, 272800), (3100, 266200), (3410, 242000), (3751, 220000), (3872, 213125), (3875, 212960), (4000, 206305), (4400, 187550), (4840, 170500), (4960, 166375), (5000, 165044), (5324, 155000), (5456, 151250), (5500, 150040), (6050, 136400), (6200, 133100), (6655, 124000), (6820, 121000), (6875, 120032), (7502, 110000), (7750, 106480), (8525, 96800), (8800, 93775), (9680, 85250), (10000, 82522), (10648, 77500), (10912, 75625), (11000, 75020), (12100, 68200), (12400, 66550), (13310, 62000), (13640, 60500), (13750, 60016), (15004, 55000), (15125, 54560), (15500, 53240), (17050, 48400), (18755, 44000), (19360, 42625), (19375, 42592), (20000, 41261), (21296, 38750), (22000, 37510), (24200, 34100), (24800, 33275), (26620, 31000), (27280, 30250), (27500, 30008)]