148531640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{50867}}^1$

素因数の和:50951

約数の個数: 32

約数和(自身を含む): 338780880

約数和(自身を除く): 190249240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 50867, 101734, 203468, 254335, 406936, 508670, 1017340, 2034680, 3713291, 7426582, 14853164, 18566455, 29706328, 37132910, 74265820, 148531640]

約数ペア:

[(1, 148531640), (2, 74265820), (4, 37132910), (5, 29706328), (8, 18566455), (10, 14853164), (20, 7426582), (40, 3713291), (73, 2034680), (146, 1017340), (292, 508670), (365, 406936), (584, 254335), (730, 203468), (1460, 101734), (2920, 50867)]