750993400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{38711}}^1$

素因数の和:38824

約数の個数: 48

約数和(自身を含む): 1764105840

約数和(自身を除く): 1013112440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 3880, 4850, 9700, 19400, 38711, 77422, 154844, 193555, 309688, 387110, 774220, 967775, 1548440, 1935550, 3754967, 3871100, 7509934, 7742200, 15019868, 18774835, 30039736, 37549670, 75099340, 93874175, 150198680, 187748350, 375496700, 750993400]

約数ペア:

[(1, 750993400), (2, 375496700), (4, 187748350), (5, 150198680), (8, 93874175), (10, 75099340), (20, 37549670), (25, 30039736), (40, 18774835), (50, 15019868), (97, 7742200), (100, 7509934), (194, 3871100), (200, 3754967), (388, 1935550), (485, 1548440), (776, 967775), (970, 774220), (1940, 387110), (2425, 309688), (3880, 193555), (4850, 154844), (9700, 77422), (19400, 38711)]