90722416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1787}}^1$

素因数の和:1981

約数の個数: 40

約数和(自身を含む): 186238080

約数和(自身を除く): 95515664

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 167, 304, 334, 668, 1336, 1787, 2672, 3173, 3574, 6346, 7148, 12692, 14296, 25384, 28592, 33953, 50768, 67906, 135812, 271624, 298429, 543248, 596858, 1193716, 2387432, 4774864, 5670151, 11340302, 22680604, 45361208, 90722416]

約数ペア:

[(1, 90722416), (2, 45361208), (4, 22680604), (8, 11340302), (16, 5670151), (19, 4774864), (38, 2387432), (76, 1193716), (152, 596858), (167, 543248), (304, 298429), (334, 271624), (668, 135812), (1336, 67906), (1787, 50768), (2672, 33953), (3173, 28592), (3574, 25384), (6346, 14296), (7148, 12692)]