129403360

素因数分解:

$2^5\times 5^1\times {\mathrm{808771}}^1$

素因数の和:808786

約数の個数: 24

約数和(自身を含む): 305715816

約数和(自身を除く): 176312456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 808771, 1617542, 3235084, 4043855, 6470168, 8087710, 12940336, 16175420, 25880672, 32350840, 64701680, 129403360]

約数ペア:

[(1, 129403360), (2, 64701680), (4, 32350840), (5, 25880672), (8, 16175420), (10, 12940336), (16, 8087710), (20, 6470168), (32, 4043855), (40, 3235084), (80, 1617542), (160, 808771)]