201628400

素因数分解:

$2^4\times 5^2\times {\mathrm{457}}^1\times {\mathrm{1103}}^1$

素因数の和:1578

約数の個数: 60

約数和(自身を含む): 485912352

約数和(自身を除く): 284283952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 457, 914, 1103, 1828, 2206, 2285, 3656, 4412, 4570, 5515, 7312, 8824, 9140, 11030, 11425, 17648, 18280, 22060, 22850, 27575, 36560, 44120, 45700, 55150, 88240, 91400, 110300, 182800, 220600, 441200, 504071, 1008142, 2016284, 2520355, 4032568, 5040710, 8065136, 10081420, 12601775, 20162840, 25203550, 40325680, 50407100, 100814200, 201628400]

約数ペア:

[(1, 201628400), (2, 100814200), (4, 50407100), (5, 40325680), (8, 25203550), (10, 20162840), (16, 12601775), (20, 10081420), (25, 8065136), (40, 5040710), (50, 4032568), (80, 2520355), (100, 2016284), (200, 1008142), (400, 504071), (457, 441200), (914, 220600), (1103, 182800), (1828, 110300), (2206, 91400), (2285, 88240), (3656, 55150), (4412, 45700), (4570, 44120), (5515, 36560), (7312, 27575), (8824, 22850), (9140, 22060), (11030, 18280), (11425, 17648)]