67560975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{1039}}^1$

素因数の和:1089

約数の個数: 54

約数和(自身を含む): 128669840

約数和(自身を除く): 61108865

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 289, 425, 765, 867, 1039, 1275, 1445, 2601, 3117, 3825, 4335, 5195, 7225, 9351, 13005, 15585, 17663, 21675, 25975, 46755, 52989, 65025, 77925, 88315, 158967, 233775, 264945, 300271, 441575, 794835, 900813, 1324725, 1501355, 2702439, 3974175, 4504065, 7506775, 13512195, 22520325, 67560975]

約数ペア:

[(1, 67560975), (3, 22520325), (5, 13512195), (9, 7506775), (15, 4504065), (17, 3974175), (25, 2702439), (45, 1501355), (51, 1324725), (75, 900813), (85, 794835), (153, 441575), (225, 300271), (255, 264945), (289, 233775), (425, 158967), (765, 88315), (867, 77925), (1039, 65025), (1275, 52989), (1445, 46755), (2601, 25975), (3117, 21675), (3825, 17663), (4335, 15585), (5195, 13005), (7225, 9351)]