90964000

素因数分解:

$2^5\times 5^3\times {\mathrm{22741}}^1$

素因数の和:22766

約数の個数: 48

約数和(自身を含む): 223508376

約数和(自身を除く): 132544376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 22741, 45482, 90964, 113705, 181928, 227410, 363856, 454820, 568525, 727712, 909640, 1137050, 1819280, 2274100, 2842625, 3638560, 4548200, 5685250, 9096400, 11370500, 18192800, 22741000, 45482000, 90964000]

約数ペア:

[(1, 90964000), (2, 45482000), (4, 22741000), (5, 18192800), (8, 11370500), (10, 9096400), (16, 5685250), (20, 4548200), (25, 3638560), (32, 2842625), (40, 2274100), (50, 1819280), (80, 1137050), (100, 909640), (125, 727712), (160, 568525), (200, 454820), (250, 363856), (400, 227410), (500, 181928), (800, 113705), (1000, 90964), (2000, 45482), (4000, 22741)]