68420615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 89579520

約数和(自身を除く): 21158905

約数列:

[1, 5, 19, 53, 95, 107, 127, 265, 535, 635, 1007, 2033, 2413, 5035, 5671, 6731, 10165, 12065, 13589, 28355, 33655, 67945, 107749, 127889, 258191, 538745, 639445, 720217, 1290955, 3601085, 13684123, 68420615]

約数ペア:

[(1, 68420615), (5, 13684123), (19, 3601085), (53, 1290955), (95, 720217), (107, 639445), (127, 538745), (265, 258191), (535, 127889), (635, 107749), (1007, 67945), (2033, 33655), (2413, 28355), (5035, 13589), (5671, 12065), (6731, 10165)]