291279580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{2797}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 631766016

約数和(自身を除く): 340486436

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 2540, 2797, 5207, 5594, 10414, 11188, 13985, 20828, 26035, 27970, 52070, 55940, 104140, 114677, 229354, 355219, 458708, 573385, 710438, 1146770, 1420876, 1776095, 2293540, 3552190, 7104380, 14563979, 29127958, 58255916, 72819895, 145639790, 291279580]

約数ペア:

[(1, 291279580), (2, 145639790), (4, 72819895), (5, 58255916), (10, 29127958), (20, 14563979), (41, 7104380), (82, 3552190), (127, 2293540), (164, 1776095), (205, 1420876), (254, 1146770), (410, 710438), (508, 573385), (635, 458708), (820, 355219), (1270, 229354), (2540, 114677), (2797, 104140), (5207, 55940), (5594, 52070), (10414, 27970), (11188, 26035), (13985, 20828)]