745240000

素因数分解:

$2^6\times 5^4\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:664

約数の個数: 140

約数和(自身を含む): 1910738368

約数和(自身を除く): 1165498368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 320, 400, 496, 500, 601, 620, 625, 775, 800, 992, 1000, 1202, 1240, 1250, 1550, 1600, 1984, 2000, 2404, 2480, 2500, 3005, 3100, 3875, 4000, 4808, 4960, 5000, 6010, 6200, 7750, 8000, 9616, 9920, 10000, 12020, 12400, 15025, 15500, 18631, 19232, 19375, 20000, 24040, 24800, 30050, 31000, 37262, 38464, 38750, 40000, 48080, 49600, 60100, 62000, 74524, 75125, 77500, 93155, 96160, 120200, 124000, 149048, 150250, 155000, 186310, 192320, 240400, 248000, 298096, 300500, 310000, 372620, 375625, 465775, 480800, 596192, 601000, 620000, 745240, 751250, 931550, 961600, 1192384, 1202000, 1240000, 1490480, 1502500, 1863100, 2328875, 2404000, 2980960, 3005000, 3726200, 4657750, 4808000, 5961920, 6010000, 7452400, 9315500, 11644375, 12020000, 14904800, 18631000, 23288750, 24040000, 29809600, 37262000, 46577500, 74524000, 93155000, 149048000, 186310000, 372620000, 745240000]

約数ペア:

[(1, 745240000), (2, 372620000), (4, 186310000), (5, 149048000), (8, 93155000), (10, 74524000), (16, 46577500), (20, 37262000), (25, 29809600), (31, 24040000), (32, 23288750), (40, 18631000), (50, 14904800), (62, 12020000), (64, 11644375), (80, 9315500), (100, 7452400), (124, 6010000), (125, 5961920), (155, 4808000), (160, 4657750), (200, 3726200), (248, 3005000), (250, 2980960), (310, 2404000), (320, 2328875), (400, 1863100), (496, 1502500), (500, 1490480), (601, 1240000), (620, 1202000), (625, 1192384), (775, 961600), (800, 931550), (992, 751250), (1000, 745240), (1202, 620000), (1240, 601000), (1250, 596192), (1550, 480800), (1600, 465775), (1984, 375625), (2000, 372620), (2404, 310000), (2480, 300500), (2500, 298096), (3005, 248000), (3100, 240400), (3875, 192320), (4000, 186310), (4808, 155000), (4960, 150250), (5000, 149048), (6010, 124000), (6200, 120200), (7750, 96160), (8000, 93155), (9616, 77500), (9920, 75125), (10000, 74524), (12020, 62000), (12400, 60100), (15025, 49600), (15500, 48080), (18631, 40000), (19232, 38750), (19375, 38464), (20000, 37262), (24040, 31000), (24800, 30050)]