2008727800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1783}}^1$

素因数の和:1973

約数の個数: 96

約数和(自身を含む): 4818084480

約数和(自身を除く): 2809356680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 131, 172, 200, 215, 262, 344, 430, 524, 655, 860, 1048, 1075, 1310, 1720, 1783, 2150, 2620, 3275, 3566, 4300, 5240, 5633, 6550, 7132, 8600, 8915, 11266, 13100, 14264, 17830, 22532, 26200, 28165, 35660, 44575, 45064, 56330, 71320, 76669, 89150, 112660, 140825, 153338, 178300, 225320, 233573, 281650, 306676, 356600, 383345, 467146, 563300, 613352, 766690, 934292, 1126600, 1167865, 1533380, 1868584, 1916725, 2335730, 3066760, 3833450, 4671460, 5839325, 7666900, 9342920, 10043639, 11678650, 15333800, 20087278, 23357300, 40174556, 46714600, 50218195, 80349112, 100436390, 200872780, 251090975, 401745560, 502181950, 1004363900, 2008727800]

約数ペア:

[(1, 2008727800), (2, 1004363900), (4, 502181950), (5, 401745560), (8, 251090975), (10, 200872780), (20, 100436390), (25, 80349112), (40, 50218195), (43, 46714600), (50, 40174556), (86, 23357300), (100, 20087278), (131, 15333800), (172, 11678650), (200, 10043639), (215, 9342920), (262, 7666900), (344, 5839325), (430, 4671460), (524, 3833450), (655, 3066760), (860, 2335730), (1048, 1916725), (1075, 1868584), (1310, 1533380), (1720, 1167865), (1783, 1126600), (2150, 934292), (2620, 766690), (3275, 613352), (3566, 563300), (4300, 467146), (5240, 383345), (5633, 356600), (6550, 306676), (7132, 281650), (8600, 233573), (8915, 225320), (11266, 178300), (13100, 153338), (14264, 140825), (17830, 112660), (22532, 89150), (26200, 76669), (28165, 71320), (35660, 56330), (44575, 45064)]