68013790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1181}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 132251616

約数和(自身を除く): 64237826

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 443, 886, 1181, 2215, 2362, 4430, 5759, 5905, 11518, 11810, 15353, 28795, 30706, 57590, 76765, 153530, 523183, 1046366, 2615915, 5231830, 6801379, 13602758, 34006895, 68013790]

約数ペア:

[(1, 68013790), (2, 34006895), (5, 13602758), (10, 6801379), (13, 5231830), (26, 2615915), (65, 1046366), (130, 523183), (443, 153530), (886, 76765), (1181, 57590), (2215, 30706), (2362, 28795), (4430, 15353), (5759, 11810), (5905, 11518)]