520057616

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{2161}}^1$

素因数の和:2284

約数の個数: 60

約数和(自身を含む): 1103852340

約数和(自身を除く): 583794724

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 169, 178, 208, 338, 356, 676, 712, 1157, 1352, 1424, 2161, 2314, 2704, 4322, 4628, 8644, 9256, 15041, 17288, 18512, 28093, 30082, 34576, 56186, 60164, 112372, 120328, 192329, 224744, 240656, 365209, 384658, 449488, 730418, 769316, 1460836, 1538632, 2500277, 2921672, 3077264, 5000554, 5843344, 10001108, 20002216, 32503601, 40004432, 65007202, 130014404, 260028808, 520057616]

約数ペア:

[(1, 520057616), (2, 260028808), (4, 130014404), (8, 65007202), (13, 40004432), (16, 32503601), (26, 20002216), (52, 10001108), (89, 5843344), (104, 5000554), (169, 3077264), (178, 2921672), (208, 2500277), (338, 1538632), (356, 1460836), (676, 769316), (712, 730418), (1157, 449488), (1352, 384658), (1424, 365209), (2161, 240656), (2314, 224744), (2704, 192329), (4322, 120328), (4628, 112372), (8644, 60164), (9256, 56186), (15041, 34576), (17288, 30082), (18512, 28093)]