68745860

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{12409}}^1$

素因数の和:12695

約数の個数: 24

約数和(自身を含む): 144899160

約数和(自身を除く): 76153300

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 12409, 24818, 49636, 62045, 124090, 248180, 3437293, 6874586, 13749172, 17186465, 34372930, 68745860]

約数ペア:

[(1, 68745860), (2, 34372930), (4, 17186465), (5, 13749172), (10, 6874586), (20, 3437293), (277, 248180), (554, 124090), (1108, 62045), (1385, 49636), (2770, 24818), (5540, 12409)]