56740775

素因数分解:

$5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 88536000

約数和(自身を除く): 31795225

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 343, 455, 509, 637, 1225, 1715, 2275, 2545, 3185, 3563, 4459, 6617, 8575, 12725, 15925, 17815, 22295, 24941, 33085, 46319, 89075, 111475, 124705, 165425, 174587, 231595, 324233, 623525, 872935, 1157975, 1621165, 2269631, 4364675, 8105825, 11348155, 56740775]

約数ペア:

[(1, 56740775), (5, 11348155), (7, 8105825), (13, 4364675), (25, 2269631), (35, 1621165), (49, 1157975), (65, 872935), (91, 623525), (175, 324233), (245, 231595), (325, 174587), (343, 165425), (455, 124705), (509, 111475), (637, 89075), (1225, 46319), (1715, 33085), (2275, 24941), (2545, 22295), (3185, 17815), (3563, 15925), (4459, 12725), (6617, 8575)]