51216580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{8861}}^1$

素因数の和:8904

約数の個数: 36

約数和(自身を含む): 114266628

約数和(自身を除く): 63050048

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 8861, 17722, 35444, 44305, 88610, 150637, 177220, 301274, 602548, 753185, 1506370, 2560829, 3012740, 5121658, 10243316, 12804145, 25608290, 51216580]

約数ペア:

[(1, 51216580), (2, 25608290), (4, 12804145), (5, 10243316), (10, 5121658), (17, 3012740), (20, 2560829), (34, 1506370), (68, 753185), (85, 602548), (170, 301274), (289, 177220), (340, 150637), (578, 88610), (1156, 44305), (1445, 35444), (2890, 17722), (5780, 8861)]