65727580

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 140958720

約数和(自身を除く): 75231140

約数列:

[1, 2, 4, 5, 10, 20, 113, 127, 226, 229, 254, 452, 458, 508, 565, 635, 916, 1130, 1145, 1270, 2260, 2290, 2540, 4580, 14351, 25877, 28702, 29083, 51754, 57404, 58166, 71755, 103508, 116332, 129385, 143510, 145415, 258770, 287020, 290830, 517540, 581660, 3286379, 6572758, 13145516, 16431895, 32863790, 65727580]

約数ペア:

[(1, 65727580), (2, 32863790), (4, 16431895), (5, 13145516), (10, 6572758), (20, 3286379), (113, 581660), (127, 517540), (226, 290830), (229, 287020), (254, 258770), (452, 145415), (458, 143510), (508, 129385), (565, 116332), (635, 103508), (916, 71755), (1130, 58166), (1145, 57404), (1270, 51754), (2260, 29083), (2290, 28702), (2540, 25877), (4580, 14351)]