55018400

素因数分解:

$2^5\times 5^2\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:826

約数の個数: 72

約数和(自身を含む): 135889740

約数和(自身を除く): 80871340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 388, 400, 485, 709, 776, 800, 970, 1418, 1552, 1940, 2425, 2836, 3104, 3545, 3880, 4850, 5672, 7090, 7760, 9700, 11344, 14180, 15520, 17725, 19400, 22688, 28360, 35450, 38800, 56720, 68773, 70900, 77600, 113440, 137546, 141800, 275092, 283600, 343865, 550184, 567200, 687730, 1100368, 1375460, 1719325, 2200736, 2750920, 3438650, 5501840, 6877300, 11003680, 13754600, 27509200, 55018400]

約数ペア:

[(1, 55018400), (2, 27509200), (4, 13754600), (5, 11003680), (8, 6877300), (10, 5501840), (16, 3438650), (20, 2750920), (25, 2200736), (32, 1719325), (40, 1375460), (50, 1100368), (80, 687730), (97, 567200), (100, 550184), (160, 343865), (194, 283600), (200, 275092), (388, 141800), (400, 137546), (485, 113440), (709, 77600), (776, 70900), (800, 68773), (970, 56720), (1418, 38800), (1552, 35450), (1940, 28360), (2425, 22688), (2836, 19400), (3104, 17725), (3545, 15520), (3880, 14180), (4850, 11344), (5672, 9700), (7090, 7760)]