101980078885

素因数分解:

$5^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 123976065024

約数和(自身を除く): 21995986139

約数列:

[1, 5, 167, 251, 491, 835, 991, 1255, 2455, 4955, 41917, 81997, 123241, 165497, 209585, 248741, 409985, 486581, 616205, 827485, 1243705, 2432905, 20581247, 41539747, 81259027, 102906235, 122131831, 207698735, 406295135, 610659155, 20396015777, 101980078885]

約数ペア:

[(1, 101980078885), (5, 20396015777), (167, 610659155), (251, 406295135), (491, 207698735), (835, 122131831), (991, 102906235), (1255, 81259027), (2455, 41539747), (4955, 20581247), (41917, 2432905), (81997, 1243705), (123241, 827485), (165497, 616205), (209585, 486581), (248741, 409985)]