100805796880

素因数分解:

$2^4\times 5^1\times {\mathrm{1260072461}}^1$

素因数の和:1260072474

約数の個数: 20

約数和(自身を含む): 234373477932

約数和(自身を除く): 133567681052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1260072461, 2520144922, 5040289844, 6300362305, 10080579688, 12600724610, 20161159376, 25201449220, 50402898440, 100805796880]

約数ペア:

[(1, 100805796880), (2, 50402898440), (4, 25201449220), (5, 20161159376), (8, 12600724610), (10, 10080579688), (16, 6300362305), (20, 5040289844), (40, 2520144922), (80, 1260072461)]