20125448500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{3359}}^1$

素因数の和:3922

約数の個数: 96

約数和(自身を含む): 45966735360

約数和(自身を除く): 25841286860

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 521, 575, 1042, 1150, 2084, 2300, 2605, 2875, 3359, 5210, 5750, 6718, 10420, 11500, 11983, 13025, 13436, 16795, 23966, 26050, 33590, 47932, 52100, 59915, 65125, 67180, 77257, 83975, 119830, 130250, 154514, 167950, 239660, 260500, 299575, 309028, 335900, 386285, 419875, 599150, 772570, 839750, 1198300, 1497875, 1545140, 1679500, 1750039, 1931425, 2995750, 3500078, 3862850, 5991500, 7000156, 7725700, 8750195, 9657125, 17500390, 19314250, 35000780, 38628500, 40250897, 43750975, 80501794, 87501950, 161003588, 175003900, 201254485, 218754875, 402508970, 437509750, 805017940, 875019500, 1006272425, 2012544850, 4025089700, 5031362125, 10062724250, 20125448500]

約数ペア:

[(1, 20125448500), (2, 10062724250), (4, 5031362125), (5, 4025089700), (10, 2012544850), (20, 1006272425), (23, 875019500), (25, 805017940), (46, 437509750), (50, 402508970), (92, 218754875), (100, 201254485), (115, 175003900), (125, 161003588), (230, 87501950), (250, 80501794), (460, 43750975), (500, 40250897), (521, 38628500), (575, 35000780), (1042, 19314250), (1150, 17500390), (2084, 9657125), (2300, 8750195), (2605, 7725700), (2875, 7000156), (3359, 5991500), (5210, 3862850), (5750, 3500078), (6718, 2995750), (10420, 1931425), (11500, 1750039), (11983, 1679500), (13025, 1545140), (13436, 1497875), (16795, 1198300), (23966, 839750), (26050, 772570), (33590, 599150), (47932, 419875), (52100, 386285), (59915, 335900), (65125, 309028), (67180, 299575), (77257, 260500), (83975, 239660), (119830, 167950), (130250, 154514)]