64790000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 200

約数和(自身を含む): 185940480

約数和(自身を除く): 121150480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 31, 38, 40, 44, 50, 55, 62, 76, 80, 88, 95, 100, 110, 124, 125, 152, 155, 176, 190, 200, 209, 220, 248, 250, 275, 304, 310, 341, 380, 400, 418, 440, 475, 496, 500, 550, 589, 620, 625, 682, 760, 775, 836, 880, 950, 1000, 1045, 1100, 1178, 1240, 1250, 1364, 1375, 1520, 1550, 1672, 1705, 1900, 2000, 2090, 2200, 2356, 2375, 2480, 2500, 2728, 2750, 2945, 3100, 3344, 3410, 3800, 3875, 4180, 4400, 4712, 4750, 5000, 5225, 5456, 5500, 5890, 6200, 6479, 6820, 6875, 7600, 7750, 8360, 8525, 9424, 9500, 10000, 10450, 11000, 11780, 11875, 12400, 12958, 13640, 13750, 14725, 15500, 16720, 17050, 19000, 19375, 20900, 22000, 23560, 23750, 25916, 26125, 27280, 27500, 29450, 31000, 32395, 34100, 38000, 38750, 41800, 42625, 47120, 47500, 51832, 52250, 55000, 58900, 62000, 64790, 68200, 73625, 77500, 83600, 85250, 95000, 103664, 104500, 110000, 117800, 129580, 130625, 136400, 147250, 155000, 161975, 170500, 190000, 209000, 213125, 235600, 259160, 261250, 294500, 310000, 323950, 341000, 368125, 418000, 426250, 518320, 522500, 589000, 647900, 682000, 736250, 809875, 852500, 1045000, 1178000, 1295800, 1472500, 1619750, 1705000, 2090000, 2591600, 2945000, 3239500, 3410000, 4049375, 5890000, 6479000, 8098750, 12958000, 16197500, 32395000, 64790000]

約数ペア:

[(1, 64790000), (2, 32395000), (4, 16197500), (5, 12958000), (8, 8098750), (10, 6479000), (11, 5890000), (16, 4049375), (19, 3410000), (20, 3239500), (22, 2945000), (25, 2591600), (31, 2090000), (38, 1705000), (40, 1619750), (44, 1472500), (50, 1295800), (55, 1178000), (62, 1045000), (76, 852500), (80, 809875), (88, 736250), (95, 682000), (100, 647900), (110, 589000), (124, 522500), (125, 518320), (152, 426250), (155, 418000), (176, 368125), (190, 341000), (200, 323950), (209, 310000), (220, 294500), (248, 261250), (250, 259160), (275, 235600), (304, 213125), (310, 209000), (341, 190000), (380, 170500), (400, 161975), (418, 155000), (440, 147250), (475, 136400), (496, 130625), (500, 129580), (550, 117800), (589, 110000), (620, 104500), (625, 103664), (682, 95000), (760, 85250), (775, 83600), (836, 77500), (880, 73625), (950, 68200), (1000, 64790), (1045, 62000), (1100, 58900), (1178, 55000), (1240, 52250), (1250, 51832), (1364, 47500), (1375, 47120), (1520, 42625), (1550, 41800), (1672, 38750), (1705, 38000), (1900, 34100), (2000, 32395), (2090, 31000), (2200, 29450), (2356, 27500), (2375, 27280), (2480, 26125), (2500, 25916), (2728, 23750), (2750, 23560), (2945, 22000), (3100, 20900), (3344, 19375), (3410, 19000), (3800, 17050), (3875, 16720), (4180, 15500), (4400, 14725), (4712, 13750), (4750, 13640), (5000, 12958), (5225, 12400), (5456, 11875), (5500, 11780), (5890, 11000), (6200, 10450), (6479, 10000), (6820, 9500), (6875, 9424), (7600, 8525), (7750, 8360)]