10204400

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:378

約数の個数: 60

約数和(自身を含む): 24862992

約数和(自身を除く): 14658592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 263, 388, 400, 485, 526, 776, 970, 1052, 1315, 1552, 1940, 2104, 2425, 2630, 3880, 4208, 4850, 5260, 6575, 7760, 9700, 10520, 13150, 19400, 21040, 25511, 26300, 38800, 51022, 52600, 102044, 105200, 127555, 204088, 255110, 408176, 510220, 637775, 1020440, 1275550, 2040880, 2551100, 5102200, 10204400]

約数ペア:

[(1, 10204400), (2, 5102200), (4, 2551100), (5, 2040880), (8, 1275550), (10, 1020440), (16, 637775), (20, 510220), (25, 408176), (40, 255110), (50, 204088), (80, 127555), (97, 105200), (100, 102044), (194, 52600), (200, 51022), (263, 38800), (388, 26300), (400, 25511), (485, 21040), (526, 19400), (776, 13150), (970, 10520), (1052, 9700), (1315, 7760), (1552, 6575), (1940, 5260), (2104, 4850), (2425, 4208), (2630, 3880)]