42272900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{5351}}^1$

素因数の和:5444

約数の個数: 36

約数和(自身を含む): 92910720

約数和(自身を除く): 50637820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 5351, 7900, 10702, 21404, 26755, 53510, 107020, 133775, 267550, 422729, 535100, 845458, 1690916, 2113645, 4227290, 8454580, 10568225, 21136450, 42272900]

約数ペア:

[(1, 42272900), (2, 21136450), (4, 10568225), (5, 8454580), (10, 4227290), (20, 2113645), (25, 1690916), (50, 845458), (79, 535100), (100, 422729), (158, 267550), (316, 133775), (395, 107020), (790, 53510), (1580, 26755), (1975, 21404), (3950, 10702), (5351, 7900)]