50995280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13009}}^1$

素因数の和:13036

約数の個数: 60

約数和(自身を含む): 137932020

約数和(自身を除く): 86936740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13009, 26018, 52036, 65045, 91063, 104072, 130090, 182126, 208144, 260180, 364252, 455315, 520360, 637441, 728504, 910630, 1040720, 1274882, 1457008, 1821260, 2549764, 3187205, 3642520, 5099528, 6374410, 7285040, 10199056, 12748820, 25497640, 50995280]

約数ペア:

[(1, 50995280), (2, 25497640), (4, 12748820), (5, 10199056), (7, 7285040), (8, 6374410), (10, 5099528), (14, 3642520), (16, 3187205), (20, 2549764), (28, 1821260), (35, 1457008), (40, 1274882), (49, 1040720), (56, 910630), (70, 728504), (80, 637441), (98, 520360), (112, 455315), (140, 364252), (196, 260180), (245, 208144), (280, 182126), (392, 130090), (490, 104072), (560, 91063), (784, 65045), (980, 52036), (1960, 26018), (3920, 13009)]