20228836095

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{156467}}^1$

素因数の和:156521

約数の個数: 72

約数和(自身を含む): 40201636176

約数和(自身を除く): 19972800081

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 169, 195, 221, 255, 507, 585, 663, 765, 845, 1105, 1521, 1989, 2535, 2873, 3315, 7605, 8619, 9945, 14365, 25857, 43095, 129285, 156467, 469401, 782335, 1408203, 2034071, 2347005, 2659939, 6102213, 7041015, 7979817, 10170355, 13299695, 18306639, 23939451, 26442923, 30511065, 34579207, 39899085, 79328769, 91533195, 103737621, 119697255, 132214615, 172896035, 237986307, 311212863, 396643845, 449529691, 518688105, 1189931535, 1348589073, 1556064315, 2247648455, 4045767219, 6742945365, 20228836095]

約数ペア:

[(1, 20228836095), (3, 6742945365), (5, 4045767219), (9, 2247648455), (13, 1556064315), (15, 1348589073), (17, 1189931535), (39, 518688105), (45, 449529691), (51, 396643845), (65, 311212863), (85, 237986307), (117, 172896035), (153, 132214615), (169, 119697255), (195, 103737621), (221, 91533195), (255, 79328769), (507, 39899085), (585, 34579207), (663, 30511065), (765, 26442923), (845, 23939451), (1105, 18306639), (1521, 13299695), (1989, 10170355), (2535, 7979817), (2873, 7041015), (3315, 6102213), (7605, 2659939), (8619, 2347005), (9945, 2034071), (14365, 1408203), (25857, 782335), (43095, 469401), (129285, 156467)]