729780640

素因数分解:

$2^5\times 5^1\times {\mathrm{4561129}}^1$

素因数の和:4561144

約数の個数: 24

約数和(自身を含む): 1724107140

約数和(自身を除く): 994326500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4561129, 9122258, 18244516, 22805645, 36489032, 45611290, 72978064, 91222580, 145956128, 182445160, 364890320, 729780640]

約数ペア:

[(1, 729780640), (2, 364890320), (4, 182445160), (5, 145956128), (8, 91222580), (10, 72978064), (16, 45611290), (20, 36489032), (32, 22805645), (40, 18244516), (80, 9122258), (160, 4561129)]