85731425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 123742080

約数和(自身を除く): 38010655

約数列:

[1, 5, 13, 17, 25, 59, 65, 85, 221, 263, 295, 325, 425, 767, 1003, 1105, 1315, 1475, 3419, 3835, 4471, 5015, 5525, 6575, 13039, 15517, 17095, 19175, 22355, 25075, 58123, 65195, 77585, 85475, 111775, 201721, 263789, 290615, 325975, 387925, 1008605, 1318945, 1453075, 3429257, 5043025, 6594725, 17146285, 85731425]

約数ペア:

[(1, 85731425), (5, 17146285), (13, 6594725), (17, 5043025), (25, 3429257), (59, 1453075), (65, 1318945), (85, 1008605), (221, 387925), (263, 325975), (295, 290615), (325, 263789), (425, 201721), (767, 111775), (1003, 85475), (1105, 77585), (1315, 65195), (1475, 58123), (3419, 25075), (3835, 22355), (4471, 19175), (5015, 17095), (5525, 15517), (6575, 13039)]