28354750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{3911}}^1$

素因数の和:3957

約数の個数: 32

約数和(自身を含む): 54924480

約数和(自身を除く): 26569730

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3625, 3911, 7250, 7822, 19555, 39110, 97775, 113419, 195550, 226838, 488875, 567095, 977750, 1134190, 2835475, 5670950, 14177375, 28354750]

約数ペア:

[(1, 28354750), (2, 14177375), (5, 5670950), (10, 2835475), (25, 1134190), (29, 977750), (50, 567095), (58, 488875), (125, 226838), (145, 195550), (250, 113419), (290, 97775), (725, 39110), (1450, 19555), (3625, 7822), (3911, 7250)]