63533380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{509}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 135395820

約数和(自身を除く): 71862440

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 509, 790, 1018, 1580, 2036, 2545, 5090, 6241, 10180, 12482, 24964, 31205, 40211, 62410, 80422, 124820, 160844, 201055, 402110, 804220, 3176669, 6353338, 12706676, 15883345, 31766690, 63533380]

約数ペア:

[(1, 63533380), (2, 31766690), (4, 15883345), (5, 12706676), (10, 6353338), (20, 3176669), (79, 804220), (158, 402110), (316, 201055), (395, 160844), (509, 124820), (790, 80422), (1018, 62410), (1580, 40211), (2036, 31205), (2545, 24964), (5090, 12482), (6241, 10180)]