205333125

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{2671}}^1$

素因数の和:2735

約数の個数: 40

約数和(自身を含む): 350587776

約数和(自身を除く): 145254651

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 125, 205, 375, 615, 625, 1025, 1875, 2671, 3075, 5125, 8013, 13355, 15375, 25625, 40065, 66775, 76875, 109511, 200325, 328533, 333875, 547555, 1001625, 1642665, 1669375, 2737775, 5008125, 8213325, 13688875, 41066625, 68444375, 205333125]

約数ペア:

[(1, 205333125), (3, 68444375), (5, 41066625), (15, 13688875), (25, 8213325), (41, 5008125), (75, 2737775), (123, 1669375), (125, 1642665), (205, 1001625), (375, 547555), (615, 333875), (625, 328533), (1025, 200325), (1875, 109511), (2671, 76875), (3075, 66775), (5125, 40065), (8013, 25625), (13355, 15375)]