82877320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{26227}}^1$

素因数の和:26317

約数の個数: 32

約数和(自身を含む): 188841600

約数和(自身を除く): 105964280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 26227, 52454, 104908, 131135, 209816, 262270, 524540, 1049080, 2071933, 4143866, 8287732, 10359665, 16575464, 20719330, 41438660, 82877320]

約数ペア:

[(1, 82877320), (2, 41438660), (4, 20719330), (5, 16575464), (8, 10359665), (10, 8287732), (20, 4143866), (40, 2071933), (79, 1049080), (158, 524540), (316, 262270), (395, 209816), (632, 131135), (790, 104908), (1580, 52454), (3160, 26227)]