345981025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{4817}}^1$

素因数の和:4870

約数の個数: 36

約数和(自身を含む): 491985252

約数和(自身を除く): 146004227

約数列:

[1, 5, 13, 17, 25, 65, 85, 169, 221, 325, 425, 845, 1105, 2873, 4225, 4817, 5525, 14365, 24085, 62621, 71825, 81889, 120425, 313105, 409445, 814073, 1064557, 1565525, 2047225, 4070365, 5322785, 13839241, 20351825, 26613925, 69196205, 345981025]

約数ペア:

[(1, 345981025), (5, 69196205), (13, 26613925), (17, 20351825), (25, 13839241), (65, 5322785), (85, 4070365), (169, 2047225), (221, 1565525), (325, 1064557), (425, 814073), (845, 409445), (1105, 313105), (2873, 120425), (4225, 81889), (4817, 71825), (5525, 62621), (14365, 24085)]