5571475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 8888320

約数和(自身を除く): 3316845

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 79, 91, 155, 175, 217, 325, 395, 403, 455, 553, 775, 1027, 1085, 1975, 2015, 2275, 2449, 2765, 2821, 5135, 5425, 7189, 10075, 12245, 13825, 14105, 17143, 25675, 31837, 35945, 61225, 70525, 85715, 159185, 179725, 222859, 428575, 795925, 1114295, 5571475]

約数ペア:

[(1, 5571475), (5, 1114295), (7, 795925), (13, 428575), (25, 222859), (31, 179725), (35, 159185), (65, 85715), (79, 70525), (91, 61225), (155, 35945), (175, 31837), (217, 25675), (325, 17143), (395, 14105), (403, 13825), (455, 12245), (553, 10075), (775, 7189), (1027, 5425), (1085, 5135), (1975, 2821), (2015, 2765), (2275, 2449)]