12698374000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{488399}}^1$

素因数の和:488435

約数の個数: 80

約数和(自身を含む): 33066633600

約数和(自身を除く): 20368259600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 650, 1000, 1040, 1300, 1625, 2000, 2600, 3250, 5200, 6500, 13000, 26000, 488399, 976798, 1953596, 2441995, 3907192, 4883990, 6349187, 7814384, 9767980, 12209975, 12698374, 19535960, 24419950, 25396748, 31745935, 39071920, 48839900, 50793496, 61049875, 63491870, 97679800, 101586992, 122099750, 126983740, 158729675, 195359600, 244199500, 253967480, 317459350, 488399000, 507934960, 634918700, 793648375, 976798000, 1269837400, 1587296750, 2539674800, 3174593500, 6349187000, 12698374000]

約数ペア:

[(1, 12698374000), (2, 6349187000), (4, 3174593500), (5, 2539674800), (8, 1587296750), (10, 1269837400), (13, 976798000), (16, 793648375), (20, 634918700), (25, 507934960), (26, 488399000), (40, 317459350), (50, 253967480), (52, 244199500), (65, 195359600), (80, 158729675), (100, 126983740), (104, 122099750), (125, 101586992), (130, 97679800), (200, 63491870), (208, 61049875), (250, 50793496), (260, 48839900), (325, 39071920), (400, 31745935), (500, 25396748), (520, 24419950), (650, 19535960), (1000, 12698374), (1040, 12209975), (1300, 9767980), (1625, 7814384), (2000, 6349187), (2600, 4883990), (3250, 3907192), (5200, 2441995), (6500, 1953596), (13000, 976798), (26000, 488399)]