81295364

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{4861}}^1$

素因数の和:5015

約数の個数: 24

約数和(自身を含む): 147435288

約数和(自身を除く): 66139924

約数列:

[1, 2, 4, 37, 74, 113, 148, 226, 452, 4181, 4861, 8362, 9722, 16724, 19444, 179857, 359714, 549293, 719428, 1098586, 2197172, 20323841, 40647682, 81295364]

約数ペア:

[(1, 81295364), (2, 40647682), (4, 20323841), (37, 2197172), (74, 1098586), (113, 719428), (148, 549293), (226, 359714), (452, 179857), (4181, 19444), (4861, 16724), (8362, 9722)]