80645908

素因数分解:

$2^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{4217}}^1$

素因数の和:4911

約数の個数: 24

約数和(自身を含む): 161566272

約数和(自身を除く): 80920364

約数列:

[1, 2, 4, 7, 14, 28, 683, 1366, 2732, 4217, 4781, 8434, 9562, 16868, 19124, 29519, 59038, 118076, 2880211, 5760422, 11520844, 20161477, 40322954, 80645908]

約数ペア:

[(1, 80645908), (2, 40322954), (4, 20161477), (7, 11520844), (14, 5760422), (28, 2880211), (683, 118076), (1366, 59038), (2732, 29519), (4217, 19124), (4781, 16868), (8434, 9562)]