20136078700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{677}}^1\times {\mathrm{6917}}^1$

素因数の和:7651

約数の個数: 72

約数和(自身を含む): 44783977392

約数和(自身を除く): 24647898692

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 677, 860, 1075, 1354, 2150, 2708, 3385, 4300, 6770, 6917, 13540, 13834, 16925, 27668, 29111, 33850, 34585, 58222, 67700, 69170, 116444, 138340, 145555, 172925, 291110, 297431, 345850, 582220, 594862, 691700, 727775, 1189724, 1455550, 1487155, 2911100, 2974310, 4682809, 5948620, 7435775, 9365618, 14871550, 18731236, 23414045, 29743100, 46828090, 93656180, 117070225, 201360787, 234140450, 402721574, 468280900, 805443148, 1006803935, 2013607870, 4027215740, 5034019675, 10068039350, 20136078700]

約数ペア:

[(1, 20136078700), (2, 10068039350), (4, 5034019675), (5, 4027215740), (10, 2013607870), (20, 1006803935), (25, 805443148), (43, 468280900), (50, 402721574), (86, 234140450), (100, 201360787), (172, 117070225), (215, 93656180), (430, 46828090), (677, 29743100), (860, 23414045), (1075, 18731236), (1354, 14871550), (2150, 9365618), (2708, 7435775), (3385, 5948620), (4300, 4682809), (6770, 2974310), (6917, 2911100), (13540, 1487155), (13834, 1455550), (16925, 1189724), (27668, 727775), (29111, 691700), (33850, 594862), (34585, 582220), (58222, 345850), (67700, 297431), (69170, 291110), (116444, 172925), (138340, 145555)]