40168544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 85744512

約数和(自身を除く): 45575968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 223, 416, 433, 446, 866, 892, 1732, 1784, 2899, 3464, 3568, 5629, 5798, 6928, 7136, 11258, 11596, 13856, 22516, 23192, 45032, 46384, 90064, 92768, 96559, 180128, 193118, 386236, 772472, 1255267, 1544944, 2510534, 3089888, 5021068, 10042136, 20084272, 40168544]

約数ペア:

[(1, 40168544), (2, 20084272), (4, 10042136), (8, 5021068), (13, 3089888), (16, 2510534), (26, 1544944), (32, 1255267), (52, 772472), (104, 386236), (208, 193118), (223, 180128), (416, 96559), (433, 92768), (446, 90064), (866, 46384), (892, 45032), (1732, 23192), (1784, 22516), (2899, 13856), (3464, 11596), (3568, 11258), (5629, 7136), (5798, 6928)]