77778912965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{937}}^1\times {\mathrm{2963}}^1$

素因数の和:4349

約数の個数: 32

約数和(自身を含む): 100889058816

約数和(自身を除く): 23110145851

約数列:

[1, 5, 13, 65, 431, 937, 2155, 2963, 4685, 5603, 12181, 14815, 28015, 38519, 60905, 192595, 403847, 1277053, 2019235, 2776331, 5250011, 6385265, 13881655, 16601689, 26250055, 36092303, 83008445, 180461515, 1196598661, 5982993305, 15555782593, 77778912965]

約数ペア:

[(1, 77778912965), (5, 15555782593), (13, 5982993305), (65, 1196598661), (431, 180461515), (937, 83008445), (2155, 36092303), (2963, 26250055), (4685, 16601689), (5603, 13881655), (12181, 6385265), (14815, 5250011), (28015, 2776331), (38519, 2019235), (60905, 1277053), (192595, 403847)]