164048495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 217512960

約数和(自身を除く): 53464465

約数列:

[1, 5, 13, 65, 67, 139, 271, 335, 695, 871, 1355, 1807, 3523, 4355, 9035, 9313, 17615, 18157, 37669, 46565, 90785, 121069, 188345, 236041, 489697, 605345, 1180205, 2448485, 2523823, 12619115, 32809699, 164048495]

約数ペア:

[(1, 164048495), (5, 32809699), (13, 12619115), (65, 2523823), (67, 2448485), (139, 1180205), (271, 605345), (335, 489697), (695, 236041), (871, 188345), (1355, 121069), (1807, 90785), (3523, 46565), (4355, 37669), (9035, 18157), (9313, 17615)]