162972680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313409}}^1$

素因数の和:313433

約数の個数: 32

約数和(自身を含む): 394896600

約数和(自身を除く): 231923920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 313409, 626818, 1253636, 1567045, 2507272, 3134090, 4074317, 6268180, 8148634, 12536360, 16297268, 20371585, 32594536, 40743170, 81486340, 162972680]

約数ペア:

[(1, 162972680), (2, 81486340), (4, 40743170), (5, 32594536), (8, 20371585), (10, 16297268), (13, 12536360), (20, 8148634), (26, 6268180), (40, 4074317), (52, 3134090), (65, 2507272), (104, 1567045), (130, 1253636), (260, 626818), (520, 313409)]