81269125

素因数分解:

$5^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 116962560

約数和(自身を除く): 35693435

約数列:

[1, 5, 7, 25, 35, 125, 131, 175, 655, 709, 875, 917, 3275, 3545, 4585, 4963, 16375, 17725, 22925, 24815, 88625, 92879, 114625, 124075, 464395, 620375, 650153, 2321975, 3250765, 11609875, 16253825, 81269125]

約数ペア:

[(1, 81269125), (5, 16253825), (7, 11609875), (25, 3250765), (35, 2321975), (125, 650153), (131, 620375), (175, 464395), (655, 124075), (709, 114625), (875, 92879), (917, 88625), (3275, 24815), (3545, 22925), (4585, 17725), (4963, 16375)]