31967975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 46663680

約数和(自身を除く): 14695705

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 155, 167, 247, 325, 403, 475, 589, 775, 835, 1235, 2015, 2171, 2945, 3173, 4175, 5177, 6175, 7657, 10075, 10855, 14725, 15865, 25885, 38285, 41249, 54275, 67301, 79325, 98363, 129425, 191425, 206245, 336505, 491815, 1031225, 1278719, 1682525, 2459075, 6393595, 31967975]

約数ペア:

[(1, 31967975), (5, 6393595), (13, 2459075), (19, 1682525), (25, 1278719), (31, 1031225), (65, 491815), (95, 336505), (155, 206245), (167, 191425), (247, 129425), (325, 98363), (403, 79325), (475, 67301), (589, 54275), (775, 41249), (835, 38285), (1235, 25885), (2015, 15865), (2171, 14725), (2945, 10855), (3173, 10075), (4175, 7657), (5177, 6175)]