87650225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 36

約数和(自身を含む): 120906324

約数和(自身を除く): 33256099

約数列:

[1, 5, 13, 25, 37, 65, 185, 197, 325, 481, 925, 985, 1369, 2405, 2561, 4925, 6845, 7289, 12025, 12805, 17797, 34225, 36445, 64025, 88985, 94757, 182225, 269693, 444925, 473785, 1348465, 2368925, 3506009, 6742325, 17530045, 87650225]

約数ペア:

[(1, 87650225), (5, 17530045), (13, 6742325), (25, 3506009), (37, 2368925), (65, 1348465), (185, 473785), (197, 444925), (325, 269693), (481, 182225), (925, 94757), (985, 88985), (1369, 64025), (2405, 36445), (2561, 34225), (4925, 17797), (6845, 12805), (7289, 12025)]