55981875

素因数分解:

$3^1\times 5^4\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 94782160

約数和(自身を除く): 38800285

約数列:

[1, 3, 5, 15, 25, 73, 75, 125, 219, 365, 375, 409, 625, 1095, 1227, 1825, 1875, 2045, 5475, 6135, 9125, 10225, 27375, 29857, 30675, 45625, 51125, 89571, 136875, 149285, 153375, 255625, 447855, 746425, 766875, 2239275, 3732125, 11196375, 18660625, 55981875]

約数ペア:

[(1, 55981875), (3, 18660625), (5, 11196375), (15, 3732125), (25, 2239275), (73, 766875), (75, 746425), (125, 447855), (219, 255625), (365, 153375), (375, 149285), (409, 136875), (625, 89571), (1095, 51125), (1227, 45625), (1825, 30675), (1875, 29857), (2045, 27375), (5475, 10225), (6135, 9125)]