87508125

素因数分解:

$3^2\times 5^4\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:404

約数の個数: 60

約数和(自身を含む): 161798208

約数和(自身を除く): 74290083

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 125, 141, 225, 235, 331, 375, 423, 625, 705, 993, 1125, 1175, 1655, 1875, 2115, 2979, 3525, 4965, 5625, 5875, 8275, 10575, 14895, 15557, 17625, 24825, 29375, 41375, 46671, 52875, 74475, 77785, 88125, 124125, 140013, 206875, 233355, 264375, 372375, 388925, 620625, 700065, 1166775, 1861875, 1944625, 3500325, 5833875, 9723125, 17501625, 29169375, 87508125]

約数ペア:

[(1, 87508125), (3, 29169375), (5, 17501625), (9, 9723125), (15, 5833875), (25, 3500325), (45, 1944625), (47, 1861875), (75, 1166775), (125, 700065), (141, 620625), (225, 388925), (235, 372375), (331, 264375), (375, 233355), (423, 206875), (625, 140013), (705, 124125), (993, 88125), (1125, 77785), (1175, 74475), (1655, 52875), (1875, 46671), (2115, 41375), (2979, 29375), (3525, 24825), (4965, 17625), (5625, 15557), (5875, 14895), (8275, 10575)]