83989945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 118933920

約数和(自身を除く): 34943975

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 1105, 1885, 2465, 2621, 6409, 13105, 32045, 34073, 44557, 76009, 170365, 222785, 380045, 579241, 988117, 1292153, 2896205, 4940585, 6460765, 16797989, 83989945]

約数ペア:

[(1, 83989945), (5, 16797989), (13, 6460765), (17, 4940585), (29, 2896205), (65, 1292153), (85, 988117), (145, 579241), (221, 380045), (377, 222785), (493, 170365), (1105, 76009), (1885, 44557), (2465, 34073), (2621, 32045), (6409, 13105)]