200031400

素因数分解:

$2^3\times 5^2\times {\mathrm{617}}^1\times {\mathrm{1621}}^1$

素因数の和:2254

約数の個数: 48

約数和(自身を含む): 466114140

約数和(自身を除く): 266082740

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 617, 1234, 1621, 2468, 3085, 3242, 4936, 6170, 6484, 8105, 12340, 12968, 15425, 16210, 24680, 30850, 32420, 40525, 61700, 64840, 81050, 123400, 162100, 324200, 1000157, 2000314, 4000628, 5000785, 8001256, 10001570, 20003140, 25003925, 40006280, 50007850, 100015700, 200031400]

約数ペア:

[(1, 200031400), (2, 100015700), (4, 50007850), (5, 40006280), (8, 25003925), (10, 20003140), (20, 10001570), (25, 8001256), (40, 5000785), (50, 4000628), (100, 2000314), (200, 1000157), (617, 324200), (1234, 162100), (1621, 123400), (2468, 81050), (3085, 64840), (3242, 61700), (4936, 40525), (6170, 32420), (6484, 30850), (8105, 24680), (12340, 16210), (12968, 15425)]