813746830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{37039}}^1$

素因数の和:37085

約数の個数: 32

約数和(自身を含む): 1586793600

約数和(自身を除く): 773046770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 4394, 10985, 21970, 37039, 74078, 185195, 370390, 481507, 963014, 2407535, 4815070, 6259591, 12519182, 31297955, 62595910, 81374683, 162749366, 406873415, 813746830]

約数ペア:

[(1, 813746830), (2, 406873415), (5, 162749366), (10, 81374683), (13, 62595910), (26, 31297955), (65, 12519182), (130, 6259591), (169, 4815070), (338, 2407535), (845, 963014), (1690, 481507), (2197, 370390), (4394, 185195), (10985, 74078), (21970, 37039)]