80749455

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 132572160

約数和(自身を除く): 51822705

約数列:

[1, 3, 5, 15, 79, 83, 237, 249, 395, 415, 821, 1185, 1245, 2463, 4105, 6557, 12315, 19671, 32785, 64859, 68143, 98355, 194577, 204429, 324295, 340715, 972885, 1022145, 5383297, 16149891, 26916485, 80749455]

約数ペア:

[(1, 80749455), (3, 26916485), (5, 16149891), (15, 5383297), (79, 1022145), (83, 972885), (237, 340715), (249, 324295), (395, 204429), (415, 194577), (821, 98355), (1185, 68143), (1245, 64859), (2463, 32785), (4105, 19671), (6557, 12315)]