71159725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 112215040

約数和(自身を除く): 41055315

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 155, 175, 217, 325, 403, 455, 775, 1009, 1085, 2015, 2275, 2821, 5045, 5425, 7063, 10075, 13117, 14105, 25225, 31279, 35315, 65585, 70525, 91819, 156395, 176575, 218953, 327925, 406627, 459095, 781975, 1094765, 2033135, 2295475, 2846389, 5473825, 10165675, 14231945, 71159725]

約数ペア:

[(1, 71159725), (5, 14231945), (7, 10165675), (13, 5473825), (25, 2846389), (31, 2295475), (35, 2033135), (65, 1094765), (91, 781975), (155, 459095), (175, 406627), (217, 327925), (325, 218953), (403, 176575), (455, 156395), (775, 91819), (1009, 70525), (1085, 65585), (2015, 35315), (2275, 31279), (2821, 25225), (5045, 14105), (5425, 13117), (7063, 10075)]