68793320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24223}}^1$

素因数の和:24305

約数の個数: 32

約数和(自身を含む): 156971520

約数和(自身を除く): 88178200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24223, 48446, 96892, 121115, 193784, 242230, 484460, 968920, 1719833, 3439666, 6879332, 8599165, 13758664, 17198330, 34396660, 68793320]

約数ペア:

[(1, 68793320), (2, 34396660), (4, 17198330), (5, 13758664), (8, 8599165), (10, 6879332), (20, 3439666), (40, 1719833), (71, 968920), (142, 484460), (284, 242230), (355, 193784), (568, 121115), (710, 96892), (1420, 48446), (2840, 24223)]