68262280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{25471}}^1$

素因数の和:25549

約数の個数: 32

約数和(自身を含む): 155888640

約数和(自身を除く): 87626360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 25471, 50942, 101884, 127355, 203768, 254710, 509420, 1018840, 1706557, 3413114, 6826228, 8532785, 13652456, 17065570, 34131140, 68262280]

約数ペア:

[(1, 68262280), (2, 34131140), (4, 17065570), (5, 13652456), (8, 8532785), (10, 6826228), (20, 3413114), (40, 1706557), (67, 1018840), (134, 509420), (268, 254710), (335, 203768), (536, 127355), (670, 101884), (1340, 50942), (2680, 25471)]