158414360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{304643}}^1$

素因数の和:304667

約数の個数: 32

約数和(自身を含む): 383851440

約数和(自身を除く): 225437080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 304643, 609286, 1218572, 1523215, 2437144, 3046430, 3960359, 6092860, 7920718, 12185720, 15841436, 19801795, 31682872, 39603590, 79207180, 158414360]

約数ペア:

[(1, 158414360), (2, 79207180), (4, 39603590), (5, 31682872), (8, 19801795), (10, 15841436), (13, 12185720), (20, 7920718), (26, 6092860), (40, 3960359), (52, 3046430), (65, 2437144), (104, 1523215), (130, 1218572), (260, 609286), (520, 304643)]