99900775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2063}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 134366400

約数和(自身を除く): 34465625

約数列:

[1, 5, 13, 25, 65, 149, 325, 745, 1937, 2063, 3725, 9685, 10315, 26819, 48425, 51575, 134095, 307387, 670475, 1536935, 3996031, 7684675, 19980155, 99900775]

約数ペア:

[(1, 99900775), (5, 19980155), (13, 7684675), (25, 3996031), (65, 1536935), (149, 670475), (325, 307387), (745, 134095), (1937, 51575), (2063, 48425), (3725, 26819), (9685, 10315)]