64830800

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2657}}^1$

素因数の和:2736

約数の個数: 60

約数和(自身を含む): 158368956

約数和(自身を除く): 93538156

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2440, 2657, 3050, 4880, 5314, 6100, 10628, 12200, 13285, 21256, 24400, 26570, 42512, 53140, 66425, 106280, 132850, 162077, 212560, 265700, 324154, 531400, 648308, 810385, 1062800, 1296616, 1620770, 2593232, 3241540, 4051925, 6483080, 8103850, 12966160, 16207700, 32415400, 64830800]

約数ペア:

[(1, 64830800), (2, 32415400), (4, 16207700), (5, 12966160), (8, 8103850), (10, 6483080), (16, 4051925), (20, 3241540), (25, 2593232), (40, 1620770), (50, 1296616), (61, 1062800), (80, 810385), (100, 648308), (122, 531400), (200, 324154), (244, 265700), (305, 212560), (400, 162077), (488, 132850), (610, 106280), (976, 66425), (1220, 53140), (1525, 42512), (2440, 26570), (2657, 24400), (3050, 21256), (4880, 13285), (5314, 12200), (6100, 10628)]