55516240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53381}}^1$

素因数の和:53407

約数の個数: 40

約数和(自身を含む): 139006728

約数和(自身を除く): 83490488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 53381, 106762, 213524, 266905, 427048, 533810, 693953, 854096, 1067620, 1387906, 2135240, 2775812, 3469765, 4270480, 5551624, 6939530, 11103248, 13879060, 27758120, 55516240]

約数ペア:

[(1, 55516240), (2, 27758120), (4, 13879060), (5, 11103248), (8, 6939530), (10, 5551624), (13, 4270480), (16, 3469765), (20, 2775812), (26, 2135240), (40, 1387906), (52, 1067620), (65, 854096), (80, 693953), (104, 533810), (130, 427048), (208, 266905), (260, 213524), (520, 106762), (1040, 53381)]