55235440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 139553568

約数和(自身を除く): 84318128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 173, 208, 260, 307, 346, 520, 614, 692, 865, 1040, 1228, 1384, 1535, 1730, 2249, 2456, 2768, 3070, 3460, 3991, 4498, 4912, 6140, 6920, 7982, 8996, 11245, 12280, 13840, 15964, 17992, 19955, 22490, 24560, 31928, 35984, 39910, 44980, 53111, 63856, 79820, 89960, 106222, 159640, 179920, 212444, 265555, 319280, 424888, 531110, 690443, 849776, 1062220, 1380886, 2124440, 2761772, 3452215, 4248880, 5523544, 6904430, 11047088, 13808860, 27617720, 55235440]

約数ペア:

[(1, 55235440), (2, 27617720), (4, 13808860), (5, 11047088), (8, 6904430), (10, 5523544), (13, 4248880), (16, 3452215), (20, 2761772), (26, 2124440), (40, 1380886), (52, 1062220), (65, 849776), (80, 690443), (104, 531110), (130, 424888), (173, 319280), (208, 265555), (260, 212444), (307, 179920), (346, 159640), (520, 106222), (614, 89960), (692, 79820), (865, 63856), (1040, 53111), (1228, 44980), (1384, 39910), (1535, 35984), (1730, 31928), (2249, 24560), (2456, 22490), (2768, 19955), (3070, 17992), (3460, 15964), (3991, 13840), (4498, 12280), (4912, 11245), (6140, 8996), (6920, 7982)]