20342571025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{34361}}^1$

素因数の和:34594

約数の個数: 48

約数和(自身を含む): 30678393600

約数和(自身を除く): 10335822575

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 199, 425, 595, 995, 1393, 2975, 3383, 4975, 6965, 16915, 23681, 34361, 34825, 84575, 118405, 171805, 240527, 584137, 592025, 859025, 1202635, 2920685, 4088959, 6013175, 6837839, 14603425, 20444795, 34189195, 47864873, 102223975, 116243263, 170945975, 239324365, 581216315, 813702841, 1196621825, 2906081575, 4068514205, 20342571025]

約数ペア:

[(1, 20342571025), (5, 4068514205), (7, 2906081575), (17, 1196621825), (25, 813702841), (35, 581216315), (85, 239324365), (119, 170945975), (175, 116243263), (199, 102223975), (425, 47864873), (595, 34189195), (995, 20444795), (1393, 14603425), (2975, 6837839), (3383, 6013175), (4975, 4088959), (6965, 2920685), (16915, 1202635), (23681, 859025), (34361, 592025), (34825, 584137), (84575, 240527), (118405, 171805)]