420476225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{4327}}^1$

素因数の和:4386

約数の個数: 36

約数和(自身を含む): 589265856

約数和(自身を除く): 168789631

約数列:

[1, 5, 13, 23, 25, 65, 115, 169, 299, 325, 575, 845, 1495, 3887, 4225, 4327, 7475, 19435, 21635, 56251, 97175, 99521, 108175, 281255, 497605, 731263, 1293773, 1406275, 2488025, 3656315, 6468865, 16819049, 18281575, 32344325, 84095245, 420476225]

約数ペア:

[(1, 420476225), (5, 84095245), (13, 32344325), (23, 18281575), (25, 16819049), (65, 6468865), (115, 3656315), (169, 2488025), (299, 1406275), (325, 1293773), (575, 731263), (845, 497605), (1495, 281255), (3887, 108175), (4225, 99521), (4327, 97175), (7475, 56251), (19435, 21635)]