67390465

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 86758200

約数和(自身を除く): 19367735

約数列:

[1, 5, 17, 85, 149, 289, 313, 745, 1445, 1565, 2533, 5321, 12665, 26605, 43061, 46637, 90457, 215305, 233185, 452285, 792829, 3964145, 13478093, 67390465]

約数ペア:

[(1, 67390465), (5, 13478093), (17, 3964145), (85, 792829), (149, 452285), (289, 233185), (313, 215305), (745, 90457), (1445, 46637), (1565, 43061), (2533, 26605), (5321, 12665)]