90304625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 31000975

約数列:

[1, 5, 19, 25, 47, 95, 125, 235, 475, 809, 893, 1175, 2375, 4045, 4465, 5875, 15371, 20225, 22325, 38023, 76855, 101125, 111625, 190115, 384275, 722437, 950575, 1921375, 3612185, 4752875, 18060925, 90304625]

約数ペア:

[(1, 90304625), (5, 18060925), (19, 4752875), (25, 3612185), (47, 1921375), (95, 950575), (125, 722437), (235, 384275), (475, 190115), (809, 111625), (893, 101125), (1175, 76855), (2375, 38023), (4045, 22325), (4465, 20225), (5875, 15371)]