74779375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 104029200

約数和(自身を除く): 29249825

約数列:

[1, 5, 11, 25, 55, 73, 125, 149, 275, 365, 625, 745, 803, 1375, 1639, 1825, 3725, 4015, 6875, 8195, 9125, 10877, 18625, 20075, 40975, 45625, 54385, 93125, 100375, 119647, 204875, 271925, 501875, 598235, 1024375, 1359625, 2991175, 6798125, 14955875, 74779375]

約数ペア:

[(1, 74779375), (5, 14955875), (11, 6798125), (25, 2991175), (55, 1359625), (73, 1024375), (125, 598235), (149, 501875), (275, 271925), (365, 204875), (625, 119647), (745, 100375), (803, 93125), (1375, 54385), (1639, 45625), (1825, 40975), (3725, 20075), (4015, 18625), (6875, 10877), (8195, 9125)]