225630625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 316248768

約数和(自身を除く): 90618143

約数列:

[1, 5, 11, 25, 37, 55, 125, 185, 275, 407, 625, 887, 925, 1375, 2035, 4435, 4625, 6875, 9757, 10175, 22175, 23125, 32819, 48785, 50875, 110875, 164095, 243925, 254375, 361009, 554375, 820475, 1219625, 1805045, 4102375, 6098125, 9025225, 20511875, 45126125, 225630625]

約数ペア:

[(1, 225630625), (5, 45126125), (11, 20511875), (25, 9025225), (37, 6098125), (55, 4102375), (125, 1805045), (185, 1219625), (275, 820475), (407, 554375), (625, 361009), (887, 254375), (925, 243925), (1375, 164095), (2035, 110875), (4435, 50875), (4625, 48785), (6875, 32819), (9757, 23125), (10175, 22175)]