2108783425

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3947}}^1$

素因数の和:4078

約数の個数: 48

約数和(自身を含む): 3101801472

約数和(自身を除く): 993018047

約数列:

[1, 5, 7, 25, 35, 43, 71, 175, 215, 301, 355, 497, 1075, 1505, 1775, 2485, 3053, 3947, 7525, 12425, 15265, 19735, 21371, 27629, 76325, 98675, 106855, 138145, 169721, 280237, 534275, 690725, 848605, 1188047, 1401185, 1961659, 4243025, 5940235, 7005925, 9808295, 12050191, 29701175, 49041475, 60250955, 84351337, 301254775, 421756685, 2108783425]

約数ペア:

[(1, 2108783425), (5, 421756685), (7, 301254775), (25, 84351337), (35, 60250955), (43, 49041475), (71, 29701175), (175, 12050191), (215, 9808295), (301, 7005925), (355, 5940235), (497, 4243025), (1075, 1961659), (1505, 1401185), (1775, 1188047), (2485, 848605), (3053, 690725), (3947, 534275), (7525, 280237), (12425, 169721), (15265, 138145), (19735, 106855), (21371, 98675), (27629, 76325)]