64269080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{23981}}^1$

素因数の和:24059

約数の個数: 32

約数和(自身を含む): 146769840

約数和(自身を除く): 82500760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 23981, 47962, 95924, 119905, 191848, 239810, 479620, 959240, 1606727, 3213454, 6426908, 8033635, 12853816, 16067270, 32134540, 64269080]

約数ペア:

[(1, 64269080), (2, 32134540), (4, 16067270), (5, 12853816), (8, 8033635), (10, 6426908), (20, 3213454), (40, 1606727), (67, 959240), (134, 479620), (268, 239810), (335, 191848), (536, 119905), (670, 95924), (1340, 47962), (2680, 23981)]