16908400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1090

約数の個数: 60

約数和(自身を含む): 41653584

約数和(自身を除く): 24745184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1031, 1640, 2050, 2062, 3280, 4100, 4124, 5155, 8200, 8248, 10310, 16400, 16496, 20620, 25775, 41240, 42271, 51550, 82480, 84542, 103100, 169084, 206200, 211355, 338168, 412400, 422710, 676336, 845420, 1056775, 1690840, 2113550, 3381680, 4227100, 8454200, 16908400]

約数ペア:

[(1, 16908400), (2, 8454200), (4, 4227100), (5, 3381680), (8, 2113550), (10, 1690840), (16, 1056775), (20, 845420), (25, 676336), (40, 422710), (41, 412400), (50, 338168), (80, 211355), (82, 206200), (100, 169084), (164, 103100), (200, 84542), (205, 82480), (328, 51550), (400, 42271), (410, 41240), (656, 25775), (820, 20620), (1025, 16496), (1031, 16400), (1640, 10310), (2050, 8248), (2062, 8200), (3280, 5155), (4100, 4124)]