56659640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 136533600

約数和(自身を除く): 79873960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 680, 776, 859, 970, 1649, 1718, 1940, 3298, 3436, 3880, 4295, 6596, 6872, 8245, 8590, 13192, 14603, 16490, 17180, 29206, 32980, 34360, 58412, 65960, 73015, 83323, 116824, 146030, 166646, 292060, 333292, 416615, 584120, 666584, 833230, 1416491, 1666460, 2832982, 3332920, 5665964, 7082455, 11331928, 14164910, 28329820, 56659640]

約数ペア:

[(1, 56659640), (2, 28329820), (4, 14164910), (5, 11331928), (8, 7082455), (10, 5665964), (17, 3332920), (20, 2832982), (34, 1666460), (40, 1416491), (68, 833230), (85, 666584), (97, 584120), (136, 416615), (170, 333292), (194, 292060), (340, 166646), (388, 146030), (485, 116824), (680, 83323), (776, 73015), (859, 65960), (970, 58412), (1649, 34360), (1718, 32980), (1940, 29206), (3298, 17180), (3436, 16490), (3880, 14603), (4295, 13192), (6596, 8590), (6872, 8245)]