31145888

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 63403200

約数和(自身を除く): 32257312

約数列:

[1, 2, 4, 8, 16, 32, 67, 73, 134, 146, 199, 268, 292, 398, 536, 584, 796, 1072, 1168, 1592, 2144, 2336, 3184, 4891, 6368, 9782, 13333, 14527, 19564, 26666, 29054, 39128, 53332, 58108, 78256, 106664, 116216, 156512, 213328, 232432, 426656, 464864, 973309, 1946618, 3893236, 7786472, 15572944, 31145888]

約数ペア:

[(1, 31145888), (2, 15572944), (4, 7786472), (8, 3893236), (16, 1946618), (32, 973309), (67, 464864), (73, 426656), (134, 232432), (146, 213328), (199, 156512), (268, 116216), (292, 106664), (398, 78256), (536, 58108), (584, 53332), (796, 39128), (1072, 29054), (1168, 26666), (1592, 19564), (2144, 14527), (2336, 13333), (3184, 9782), (4891, 6368)]