55578625

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 72772128

約数和(自身を除く): 17193503

約数列:

[1, 5, 25, 37, 61, 125, 185, 197, 305, 925, 985, 1525, 2257, 4625, 4925, 7289, 7625, 11285, 12017, 24625, 36445, 56425, 60085, 182225, 282125, 300425, 444629, 911125, 1502125, 2223145, 11115725, 55578625]

約数ペア:

[(1, 55578625), (5, 11115725), (25, 2223145), (37, 1502125), (61, 911125), (125, 444629), (185, 300425), (197, 282125), (305, 182225), (925, 60085), (985, 56425), (1525, 36445), (2257, 24625), (4625, 12017), (4925, 11285), (7289, 7625)]