51150000

素因数分解:

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

素因数の和:78

約数の個数: 240

約数和(自身を含む): 185988096

約数和(自身を除く): 134838096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 31, 33, 40, 44, 48, 50, 55, 60, 62, 66, 75, 80, 88, 93, 100, 110, 120, 124, 125, 132, 150, 155, 165, 176, 186, 200, 220, 240, 248, 250, 264, 275, 300, 310, 330, 341, 372, 375, 400, 440, 465, 496, 500, 528, 550, 600, 620, 625, 660, 682, 744, 750, 775, 825, 880, 930, 1000, 1023, 1100, 1200, 1240, 1250, 1320, 1364, 1375, 1488, 1500, 1550, 1650, 1705, 1860, 1875, 2000, 2046, 2200, 2325, 2480, 2500, 2640, 2728, 2750, 3000, 3100, 3125, 3300, 3410, 3720, 3750, 3875, 4092, 4125, 4400, 4650, 5000, 5115, 5456, 5500, 6000, 6200, 6250, 6600, 6820, 6875, 7440, 7500, 7750, 8184, 8250, 8525, 9300, 9375, 10000, 10230, 11000, 11625, 12400, 12500, 13200, 13640, 13750, 15000, 15500, 16368, 16500, 17050, 18600, 18750, 19375, 20460, 20625, 22000, 23250, 25000, 25575, 27280, 27500, 30000, 31000, 33000, 34100, 34375, 37200, 37500, 38750, 40920, 41250, 42625, 46500, 50000, 51150, 55000, 58125, 62000, 66000, 68200, 68750, 75000, 77500, 81840, 82500, 85250, 93000, 96875, 102300, 103125, 110000, 116250, 127875, 136400, 137500, 150000, 155000, 165000, 170500, 186000, 193750, 204600, 206250, 213125, 232500, 255750, 275000, 290625, 310000, 330000, 341000, 387500, 409200, 412500, 426250, 465000, 511500, 550000, 581250, 639375, 682000, 775000, 825000, 852500, 930000, 1023000, 1065625, 1162500, 1278750, 1550000, 1650000, 1705000, 2046000, 2131250, 2325000, 2557500, 3196875, 3410000, 4262500, 4650000, 5115000, 6393750, 8525000, 10230000, 12787500, 17050000, 25575000, 51150000]

約数ペア:

[(1, 51150000), (2, 25575000), (3, 17050000), (4, 12787500), (5, 10230000), (6, 8525000), (8, 6393750), (10, 5115000), (11, 4650000), (12, 4262500), (15, 3410000), (16, 3196875), (20, 2557500), (22, 2325000), (24, 2131250), (25, 2046000), (30, 1705000), (31, 1650000), (33, 1550000), (40, 1278750), (44, 1162500), (48, 1065625), (50, 1023000), (55, 930000), (60, 852500), (62, 825000), (66, 775000), (75, 682000), (80, 639375), (88, 581250), (93, 550000), (100, 511500), (110, 465000), (120, 426250), (124, 412500), (125, 409200), (132, 387500), (150, 341000), (155, 330000), (165, 310000), (176, 290625), (186, 275000), (200, 255750), (220, 232500), (240, 213125), (248, 206250), (250, 204600), (264, 193750), (275, 186000), (300, 170500), (310, 165000), (330, 155000), (341, 150000), (372, 137500), (375, 136400), (400, 127875), (440, 116250), (465, 110000), (496, 103125), (500, 102300), (528, 96875), (550, 93000), (600, 85250), (620, 82500), (625, 81840), (660, 77500), (682, 75000), (744, 68750), (750, 68200), (775, 66000), (825, 62000), (880, 58125), (930, 55000), (1000, 51150), (1023, 50000), (1100, 46500), (1200, 42625), (1240, 41250), (1250, 40920), (1320, 38750), (1364, 37500), (1375, 37200), (1488, 34375), (1500, 34100), (1550, 33000), (1650, 31000), (1705, 30000), (1860, 27500), (1875, 27280), (2000, 25575), (2046, 25000), (2200, 23250), (2325, 22000), (2480, 20625), (2500, 20460), (2640, 19375), (2728, 18750), (2750, 18600), (3000, 17050), (3100, 16500), (3125, 16368), (3300, 15500), (3410, 15000), (3720, 13750), (3750, 13640), (3875, 13200), (4092, 12500), (4125, 12400), (4400, 11625), (4650, 11000), (5000, 10230), (5115, 10000), (5456, 9375), (5500, 9300), (6000, 8525), (6200, 8250), (6250, 8184), (6600, 7750), (6820, 7500), (6875, 7440)]