641043152

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{2741}}^1$

素因数の和:3107

約数の個数: 40

約数和(自身を含む): 1272989952

約数和(自身を除く): 631946800

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 311, 376, 622, 752, 1244, 2488, 2741, 4976, 5482, 10964, 14617, 21928, 29234, 43856, 58468, 116936, 128827, 233872, 257654, 515308, 852451, 1030616, 1704902, 2061232, 3409804, 6819608, 13639216, 40065197, 80130394, 160260788, 320521576, 641043152]

約数ペア:

[(1, 641043152), (2, 320521576), (4, 160260788), (8, 80130394), (16, 40065197), (47, 13639216), (94, 6819608), (188, 3409804), (311, 2061232), (376, 1704902), (622, 1030616), (752, 852451), (1244, 515308), (2488, 257654), (2741, 233872), (4976, 128827), (5482, 116936), (10964, 58468), (14617, 43856), (21928, 29234)]