71929975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 104243328

約数和(自身を除く): 32313353

約数列:

[1, 5, 13, 17, 25, 47, 65, 85, 221, 235, 277, 325, 425, 611, 799, 1105, 1175, 1385, 3055, 3601, 3995, 4709, 5525, 6925, 10387, 13019, 15275, 18005, 19975, 23545, 51935, 61217, 65095, 90025, 117725, 169247, 221323, 259675, 306085, 325475, 846235, 1106615, 1530425, 2877199, 4231175, 5533075, 14385995, 71929975]

約数ペア:

[(1, 71929975), (5, 14385995), (13, 5533075), (17, 4231175), (25, 2877199), (47, 1530425), (65, 1106615), (85, 846235), (221, 325475), (235, 306085), (277, 259675), (325, 221323), (425, 169247), (611, 117725), (799, 90025), (1105, 65095), (1175, 61217), (1385, 51935), (3055, 23545), (3601, 19975), (3995, 18005), (4709, 15275), (5525, 13019), (6925, 10387)]