71512990

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 131505696

約数和(自身を除く): 59992706

約数列:

[1, 2, 5, 10, 73, 146, 163, 326, 365, 601, 730, 815, 1202, 1630, 3005, 6010, 11899, 23798, 43873, 59495, 87746, 97963, 118990, 195926, 219365, 438730, 489815, 979630, 7151299, 14302598, 35756495, 71512990]

約数ペア:

[(1, 71512990), (2, 35756495), (5, 14302598), (10, 7151299), (73, 979630), (146, 489815), (163, 438730), (326, 219365), (365, 195926), (601, 118990), (730, 97963), (815, 87746), (1202, 59495), (1630, 43873), (3005, 23798), (6010, 11899)]