8919375

素因数分解:

$3^1\times 5^4\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 40

約数和(自身を含む): 15295104

約数和(自身を除く): 6375729

約数列:

[1, 3, 5, 15, 25, 67, 71, 75, 125, 201, 213, 335, 355, 375, 625, 1005, 1065, 1675, 1775, 1875, 4757, 5025, 5325, 8375, 8875, 14271, 23785, 25125, 26625, 41875, 44375, 71355, 118925, 125625, 133125, 356775, 594625, 1783875, 2973125, 8919375]

約数ペア:

[(1, 8919375), (3, 2973125), (5, 1783875), (15, 594625), (25, 356775), (67, 133125), (71, 125625), (75, 118925), (125, 71355), (201, 44375), (213, 41875), (335, 26625), (355, 25125), (375, 23785), (625, 14271), (1005, 8875), (1065, 8375), (1675, 5325), (1775, 5025), (1875, 4757)]