56957920

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4289}}^1$

素因数の和:4387

約数の個数: 48

約数和(自身を含む): 136216080

約数和(自身を除く): 79258160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 4289, 6640, 8578, 13280, 17156, 21445, 34312, 42890, 68624, 85780, 137248, 171560, 343120, 355987, 686240, 711974, 1423948, 1779935, 2847896, 3559870, 5695792, 7119740, 11391584, 14239480, 28478960, 56957920]

約数ペア:

[(1, 56957920), (2, 28478960), (4, 14239480), (5, 11391584), (8, 7119740), (10, 5695792), (16, 3559870), (20, 2847896), (32, 1779935), (40, 1423948), (80, 711974), (83, 686240), (160, 355987), (166, 343120), (332, 171560), (415, 137248), (664, 85780), (830, 68624), (1328, 42890), (1660, 34312), (2656, 21445), (3320, 17156), (4289, 13280), (6640, 8578)]