29989900

素因数分解:

$2^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{601}}^1$

素因数の和:1114

約数の個数: 36

約数和(自身を含む): 65317000

約数和(自身を除く): 35327100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 499, 601, 998, 1202, 1996, 2404, 2495, 3005, 4990, 6010, 9980, 12020, 12475, 15025, 24950, 30050, 49900, 60100, 299899, 599798, 1199596, 1499495, 2998990, 5997980, 7497475, 14994950, 29989900]

約数ペア:

[(1, 29989900), (2, 14994950), (4, 7497475), (5, 5997980), (10, 2998990), (20, 1499495), (25, 1199596), (50, 599798), (100, 299899), (499, 60100), (601, 49900), (998, 30050), (1202, 24950), (1996, 15025), (2404, 12475), (2495, 12020), (3005, 9980), (4990, 6010)]