79021820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{30161}}^1$

素因数の和:30301

約数の個数: 24

約数和(自身を含む): 167218128

約数和(自身を除く): 88196308

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 30161, 60322, 120644, 150805, 301610, 603220, 3951091, 7902182, 15804364, 19755455, 39510910, 79021820]

約数ペア:

[(1, 79021820), (2, 39510910), (4, 19755455), (5, 15804364), (10, 7902182), (20, 3951091), (131, 603220), (262, 301610), (524, 150805), (655, 120644), (1310, 60322), (2620, 30161)]