66928745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 94112928

約数和(自身を除く): 27184183

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 481, 629, 1105, 1637, 2405, 3145, 8177, 8185, 21281, 27829, 40885, 60569, 106405, 139145, 302845, 361777, 787397, 1029673, 1808885, 3936985, 5148365, 13385749, 66928745]

約数ペア:

[(1, 66928745), (5, 13385749), (13, 5148365), (17, 3936985), (37, 1808885), (65, 1029673), (85, 787397), (185, 361777), (221, 302845), (481, 139145), (629, 106405), (1105, 60569), (1637, 40885), (2405, 27829), (3145, 21281), (8177, 8185)]