4224025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 5796504

約数和(自身を除く): 1572479

約数列:

[1, 5, 13, 25, 41, 65, 205, 317, 325, 533, 1025, 1585, 2665, 4121, 7925, 12997, 13325, 20605, 64985, 103025, 168961, 324925, 844805, 4224025]

約数ペア:

[(1, 4224025), (5, 844805), (13, 324925), (25, 168961), (41, 103025), (65, 64985), (205, 20605), (317, 13325), (325, 12997), (533, 7925), (1025, 4121), (1585, 2665)]