79881260

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{14419}}^1$

素因数の和:14705

約数の個数: 24

約数和(自身を含む): 168367920

約数和(自身を除く): 88486660

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 14419, 28838, 57676, 72095, 144190, 288380, 3994063, 7988126, 15976252, 19970315, 39940630, 79881260]

約数ペア:

[(1, 79881260), (2, 39940630), (4, 19970315), (5, 15976252), (10, 7988126), (20, 3994063), (277, 288380), (554, 144190), (1108, 72095), (1385, 57676), (2770, 28838), (5540, 14419)]