90040288

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2143}}^1$

素因数の和:2267

約数の個数: 48

約数和(自身を含む): 192882816

約数和(自身を除く): 102842528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 104, 202, 208, 404, 416, 808, 1313, 1616, 2143, 2626, 3232, 4286, 5252, 8572, 10504, 17144, 21008, 27859, 34288, 42016, 55718, 68576, 111436, 216443, 222872, 432886, 445744, 865772, 891488, 1731544, 2813759, 3463088, 5627518, 6926176, 11255036, 22510072, 45020144, 90040288]

約数ペア:

[(1, 90040288), (2, 45020144), (4, 22510072), (8, 11255036), (13, 6926176), (16, 5627518), (26, 3463088), (32, 2813759), (52, 1731544), (101, 891488), (104, 865772), (202, 445744), (208, 432886), (404, 222872), (416, 216443), (808, 111436), (1313, 68576), (1616, 55718), (2143, 42016), (2626, 34288), (3232, 27859), (4286, 21008), (5252, 17144), (8572, 10504)]