25642815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 48522240

約数和(自身を除く): 22879425

約数列:

[1, 3, 5, 11, 15, 23, 29, 33, 55, 69, 87, 115, 145, 165, 233, 253, 319, 345, 435, 667, 699, 759, 957, 1165, 1265, 1595, 2001, 2563, 3335, 3495, 3795, 4785, 5359, 6757, 7337, 7689, 10005, 12815, 16077, 20271, 22011, 26795, 33785, 36685, 38445, 58949, 74327, 80385, 101355, 110055, 155411, 176847, 222981, 294745, 371635, 466233, 777055, 884235, 1114905, 1709521, 2331165, 5128563, 8547605, 25642815]

約数ペア:

[(1, 25642815), (3, 8547605), (5, 5128563), (11, 2331165), (15, 1709521), (23, 1114905), (29, 884235), (33, 777055), (55, 466233), (69, 371635), (87, 294745), (115, 222981), (145, 176847), (165, 155411), (233, 110055), (253, 101355), (319, 80385), (345, 74327), (435, 58949), (667, 38445), (699, 36685), (759, 33785), (957, 26795), (1165, 22011), (1265, 20271), (1595, 16077), (2001, 12815), (2563, 10005), (3335, 7689), (3495, 7337), (3795, 6757), (4785, 5359)]