79525040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{20287}}^1$

素因数の和:20314

約数の個数: 60

約数和(自身を含む): 215093376

約数和(自身を除く): 135568336

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, 20287, 40574, 81148, 101435, 142009, 162296, 202870, 284018, 324592, 405740, 568036, 710045, 811480, 994063, 1136072, 1420090, 1622960, 1988126, 2272144, 2840180, 3976252, 4970315, 5680360, 7952504, 9940630, 11360720, 15905008, 19881260, 39762520, 79525040]

約数ペア:

[(1, 79525040), (2, 39762520), (4, 19881260), (5, 15905008), (7, 11360720), (8, 9940630), (10, 7952504), (14, 5680360), (16, 4970315), (20, 3976252), (28, 2840180), (35, 2272144), (40, 1988126), (49, 1622960), (56, 1420090), (70, 1136072), (80, 994063), (98, 811480), (112, 710045), (140, 568036), (196, 405740), (245, 324592), (280, 284018), (392, 202870), (490, 162296), (560, 142009), (784, 101435), (980, 81148), (1960, 40574), (3920, 20287)]