18125600

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:322

約数の個数: 72

約数和(自身を含む): 44840880

約数和(自身を除く): 26715280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 163, 200, 278, 326, 400, 556, 652, 695, 800, 815, 1112, 1304, 1390, 1630, 2224, 2608, 2780, 3260, 3475, 4075, 4448, 5216, 5560, 6520, 6950, 8150, 11120, 13040, 13900, 16300, 22240, 22657, 26080, 27800, 32600, 45314, 55600, 65200, 90628, 111200, 113285, 130400, 181256, 226570, 362512, 453140, 566425, 725024, 906280, 1132850, 1812560, 2265700, 3625120, 4531400, 9062800, 18125600]

約数ペア:

[(1, 18125600), (2, 9062800), (4, 4531400), (5, 3625120), (8, 2265700), (10, 1812560), (16, 1132850), (20, 906280), (25, 725024), (32, 566425), (40, 453140), (50, 362512), (80, 226570), (100, 181256), (139, 130400), (160, 113285), (163, 111200), (200, 90628), (278, 65200), (326, 55600), (400, 45314), (556, 32600), (652, 27800), (695, 26080), (800, 22657), (815, 22240), (1112, 16300), (1304, 13900), (1390, 13040), (1630, 11120), (2224, 8150), (2608, 6950), (2780, 6520), (3260, 5560), (3475, 5216), (4075, 4448)]