80703740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5261}}^1$

素因数の和:5342

約数の個数: 48

約数和(自身を含む): 185643360

約数和(自身を除く): 104939620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 5261, 7670, 10522, 15340, 21044, 26305, 52610, 68393, 105220, 136786, 273572, 310399, 341965, 620798, 683930, 1241596, 1367860, 1551995, 3103990, 4035187, 6207980, 8070374, 16140748, 20175935, 40351870, 80703740]

約数ペア:

[(1, 80703740), (2, 40351870), (4, 20175935), (5, 16140748), (10, 8070374), (13, 6207980), (20, 4035187), (26, 3103990), (52, 1551995), (59, 1367860), (65, 1241596), (118, 683930), (130, 620798), (236, 341965), (260, 310399), (295, 273572), (590, 136786), (767, 105220), (1180, 68393), (1534, 52610), (3068, 26305), (3835, 21044), (5261, 15340), (7670, 10522)]