61830280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{23071}}^1$

素因数の和:23149

約数の個数: 32

約数和(自身を含む): 141200640

約数和(自身を除く): 79370360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 23071, 46142, 92284, 115355, 184568, 230710, 461420, 922840, 1545757, 3091514, 6183028, 7728785, 12366056, 15457570, 30915140, 61830280]

約数ペア:

[(1, 61830280), (2, 30915140), (4, 15457570), (5, 12366056), (8, 7728785), (10, 6183028), (20, 3091514), (40, 1545757), (67, 922840), (134, 461420), (268, 230710), (335, 184568), (536, 115355), (670, 92284), (1340, 46142), (2680, 23071)]