68361640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24071}}^1$

素因数の和:24153

約数の個数: 32

約数和(自身を含む): 155986560

約数和(自身を除く): 87624920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24071, 48142, 96284, 120355, 192568, 240710, 481420, 962840, 1709041, 3418082, 6836164, 8545205, 13672328, 17090410, 34180820, 68361640]

約数ペア:

[(1, 68361640), (2, 34180820), (4, 17090410), (5, 13672328), (8, 8545205), (10, 6836164), (20, 3418082), (40, 1709041), (71, 962840), (142, 481420), (284, 240710), (355, 192568), (568, 120355), (710, 96284), (1420, 48142), (2840, 24071)]