49408900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{6959}}^1$

素因数の和:7044

約数の個数: 36

約数和(自身を含む): 108743040

約数和(自身を除く): 59334140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 6959, 7100, 13918, 27836, 34795, 69590, 139180, 173975, 347950, 494089, 695900, 988178, 1976356, 2470445, 4940890, 9881780, 12352225, 24704450, 49408900]

約数ペア:

[(1, 49408900), (2, 24704450), (4, 12352225), (5, 9881780), (10, 4940890), (20, 2470445), (25, 1976356), (50, 988178), (71, 695900), (100, 494089), (142, 347950), (284, 173975), (355, 139180), (710, 69590), (1420, 34795), (1775, 27836), (3550, 13918), (6959, 7100)]