16228225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 22873536

約数和(自身を除く): 6645311

約数列:

[1, 5, 13, 23, 25, 65, 115, 167, 169, 299, 325, 575, 835, 845, 1495, 2171, 3841, 3887, 4175, 4225, 7475, 10855, 19205, 19435, 28223, 49933, 54275, 96025, 97175, 141115, 249665, 649129, 705575, 1248325, 3245645, 16228225]

約数ペア:

[(1, 16228225), (5, 3245645), (13, 1248325), (23, 705575), (25, 649129), (65, 249665), (115, 141115), (167, 97175), (169, 96025), (299, 54275), (325, 49933), (575, 28223), (835, 19435), (845, 19205), (1495, 10855), (2171, 7475), (3841, 4225), (3887, 4175)]