829556900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3769}}^1$

素因数の和:3885

約数の個数: 72

約数和(自身を含む): 1884879360

約数和(自身を除く): 1055322460

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 71, 100, 124, 142, 155, 284, 310, 355, 620, 710, 775, 1420, 1550, 1775, 2201, 3100, 3550, 3769, 4402, 7100, 7538, 8804, 11005, 15076, 18845, 22010, 37690, 44020, 55025, 75380, 94225, 110050, 116839, 188450, 220100, 233678, 267599, 376900, 467356, 535198, 584195, 1070396, 1168390, 1337995, 2336780, 2675990, 2920975, 5351980, 5841950, 6689975, 8295569, 11683900, 13379950, 16591138, 26759900, 33182276, 41477845, 82955690, 165911380, 207389225, 414778450, 829556900]

約数ペア:

[(1, 829556900), (2, 414778450), (4, 207389225), (5, 165911380), (10, 82955690), (20, 41477845), (25, 33182276), (31, 26759900), (50, 16591138), (62, 13379950), (71, 11683900), (100, 8295569), (124, 6689975), (142, 5841950), (155, 5351980), (284, 2920975), (310, 2675990), (355, 2336780), (620, 1337995), (710, 1168390), (775, 1070396), (1420, 584195), (1550, 535198), (1775, 467356), (2201, 376900), (3100, 267599), (3550, 233678), (3769, 220100), (4402, 188450), (7100, 116839), (7538, 110050), (8804, 94225), (11005, 75380), (15076, 55025), (18845, 44020), (22010, 37690)]