77707225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{907}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 101332800

約数和(自身を除く): 23625575

約数列:

[1, 5, 23, 25, 115, 149, 575, 745, 907, 3427, 3725, 4535, 17135, 20861, 22675, 85675, 104305, 135143, 521525, 675715, 3108289, 3378575, 15541445, 77707225]

約数ペア:

[(1, 77707225), (5, 15541445), (23, 3378575), (25, 3108289), (115, 675715), (149, 521525), (575, 135143), (745, 104305), (907, 85675), (3427, 22675), (3725, 20861), (4535, 17135)]