740722775

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{881}}^1$

素因数の和:1116

約数の個数: 36

約数和(自身を含む): 1000717200

約数和(自身を除く): 259994425

約数列:

[1, 5, 13, 25, 65, 169, 199, 325, 845, 881, 995, 2587, 4225, 4405, 4975, 11453, 12935, 22025, 33631, 57265, 64675, 148889, 168155, 175319, 286325, 744445, 840775, 876595, 2279147, 3722225, 4382975, 11395735, 29628911, 56978675, 148144555, 740722775]

約数ペア:

[(1, 740722775), (5, 148144555), (13, 56978675), (25, 29628911), (65, 11395735), (169, 4382975), (199, 3722225), (325, 2279147), (845, 876595), (881, 840775), (995, 744445), (2587, 286325), (4225, 175319), (4405, 168155), (4975, 148889), (11453, 64675), (12935, 57265), (22025, 33631)]