19103672225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{99667}}^1$

素因数の和:99746

約数の個数: 48

約数和(自身を含む): 28029830976

約数和(自身を除く): 8926158751

約数列:

[1, 5, 11, 17, 25, 41, 55, 85, 187, 205, 275, 425, 451, 697, 935, 1025, 2255, 3485, 4675, 7667, 11275, 17425, 38335, 99667, 191675, 498335, 1096337, 1694339, 2491675, 4086347, 5481685, 8471695, 18637729, 20431735, 27408425, 42358475, 44949817, 69467899, 93188645, 102158675, 224749085, 347339495, 465943225, 764146889, 1123745425, 1736697475, 3820734445, 19103672225]

約数ペア:

[(1, 19103672225), (5, 3820734445), (11, 1736697475), (17, 1123745425), (25, 764146889), (41, 465943225), (55, 347339495), (85, 224749085), (187, 102158675), (205, 93188645), (275, 69467899), (425, 44949817), (451, 42358475), (697, 27408425), (935, 20431735), (1025, 18637729), (2255, 8471695), (3485, 5481685), (4675, 4086347), (7667, 2491675), (11275, 1694339), (17425, 1096337), (38335, 498335), (99667, 191675)]