78313885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 104186880

約数和(自身を除く): 25872995

約数列:

[1, 5, 13, 65, 79, 101, 151, 395, 505, 755, 1027, 1313, 1963, 5135, 6565, 7979, 9815, 11929, 15251, 39895, 59645, 76255, 103727, 155077, 198263, 518635, 775385, 991315, 1204829, 6024145, 15662777, 78313885]

約数ペア:

[(1, 78313885), (5, 15662777), (13, 6024145), (65, 1204829), (79, 991315), (101, 775385), (151, 518635), (395, 198263), (505, 155077), (755, 103727), (1027, 76255), (1313, 59645), (1963, 39895), (5135, 15251), (6565, 11929), (7979, 9815)]