56786720

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1381}}^1$

素因数の和:1653

約数の個数: 48

約数和(自身を含む): 134778168

約数和(自身を除く): 77991448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 1381, 2056, 2570, 2762, 4112, 5140, 5524, 6905, 8224, 10280, 11048, 13810, 20560, 22096, 27620, 41120, 44192, 55240, 110480, 220960, 354917, 709834, 1419668, 1774585, 2839336, 3549170, 5678672, 7098340, 11357344, 14196680, 28393360, 56786720]

約数ペア:

[(1, 56786720), (2, 28393360), (4, 14196680), (5, 11357344), (8, 7098340), (10, 5678672), (16, 3549170), (20, 2839336), (32, 1774585), (40, 1419668), (80, 709834), (160, 354917), (257, 220960), (514, 110480), (1028, 55240), (1285, 44192), (1381, 41120), (2056, 27620), (2570, 22096), (2762, 20560), (4112, 13810), (5140, 11048), (5524, 10280), (6905, 8224)]