72493525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13121}}^1$

素因数の和:13161

約数の個数: 24

約数和(自身を含む): 102509064

約数和(自身を除く): 30015539

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 13121, 65605, 170573, 223057, 328025, 852865, 1115285, 2899741, 4264325, 5576425, 14498705, 72493525]

約数ペア:

[(1, 72493525), (5, 14498705), (13, 5576425), (17, 4264325), (25, 2899741), (65, 1115285), (85, 852865), (221, 328025), (325, 223057), (425, 170573), (1105, 65605), (5525, 13121)]