81722984

素因数分解:

$2^3\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1279}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 179481600

約数和(自身を除く): 97758616

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 163, 196, 326, 392, 652, 1141, 1279, 1304, 2282, 2558, 4564, 5116, 7987, 8953, 9128, 10232, 15974, 17906, 31948, 35812, 62671, 63896, 71624, 125342, 208477, 250684, 416954, 501368, 833908, 1459339, 1667816, 2918678, 5837356, 10215373, 11674712, 20430746, 40861492, 81722984]

約数ペア:

[(1, 81722984), (2, 40861492), (4, 20430746), (7, 11674712), (8, 10215373), (14, 5837356), (28, 2918678), (49, 1667816), (56, 1459339), (98, 833908), (163, 501368), (196, 416954), (326, 250684), (392, 208477), (652, 125342), (1141, 71624), (1279, 63896), (1304, 62671), (2282, 35812), (2558, 31948), (4564, 17906), (5116, 15974), (7987, 10232), (8953, 9128)]