220130625

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 431411904

約数和(自身を除く): 211281279

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 125, 143, 165, 195, 275, 325, 375, 429, 625, 715, 821, 825, 975, 1375, 1625, 1875, 2145, 2463, 3575, 4105, 4125, 4875, 6875, 8125, 9031, 10673, 10725, 12315, 17875, 20525, 20625, 24375, 27093, 32019, 45155, 53365, 53625, 61575, 89375, 102625, 117403, 135465, 160095, 225775, 266825, 268125, 307875, 352209, 513125, 587015, 677325, 800475, 1128875, 1334125, 1539375, 1761045, 2935075, 3386625, 4002375, 5644375, 6670625, 8805225, 14675375, 16933125, 20011875, 44026125, 73376875, 220130625]

約数ペア:

[(1, 220130625), (3, 73376875), (5, 44026125), (11, 20011875), (13, 16933125), (15, 14675375), (25, 8805225), (33, 6670625), (39, 5644375), (55, 4002375), (65, 3386625), (75, 2935075), (125, 1761045), (143, 1539375), (165, 1334125), (195, 1128875), (275, 800475), (325, 677325), (375, 587015), (429, 513125), (625, 352209), (715, 307875), (821, 268125), (825, 266825), (975, 225775), (1375, 160095), (1625, 135465), (1875, 117403), (2145, 102625), (2463, 89375), (3575, 61575), (4105, 53625), (4125, 53365), (4875, 45155), (6875, 32019), (8125, 27093), (9031, 24375), (10673, 20625), (10725, 20525), (12315, 17875)]