43758910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{823}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 85135680

約数和(自身を除く): 41376770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 823, 1646, 2045, 4090, 4115, 5317, 8230, 10634, 10699, 21398, 26585, 53170, 53495, 106990, 336607, 673214, 1683035, 3366070, 4375891, 8751782, 21879455, 43758910]

約数ペア:

[(1, 43758910), (2, 21879455), (5, 8751782), (10, 4375891), (13, 3366070), (26, 1683035), (65, 673214), (130, 336607), (409, 106990), (818, 53495), (823, 53170), (1646, 26585), (2045, 21398), (4090, 10699), (4115, 10634), (5317, 8230)]