31397875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 41753088

約数和(自身を除く): 10355213

約数列:

[1, 5, 23, 25, 67, 115, 125, 163, 335, 575, 815, 1541, 1675, 2875, 3749, 4075, 7705, 8375, 10921, 18745, 20375, 38525, 54605, 93725, 192625, 251183, 273025, 468625, 1255915, 1365125, 6279575, 31397875]

約数ペア:

[(1, 31397875), (5, 6279575), (23, 1365125), (25, 1255915), (67, 468625), (115, 273025), (125, 251183), (163, 192625), (335, 93725), (575, 54605), (815, 38525), (1541, 20375), (1675, 18745), (2875, 10921), (3749, 8375), (4075, 7705)]