6840925

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 10888192

約数和(自身を除く): 4047267

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 97, 155, 175, 217, 325, 403, 455, 485, 679, 775, 1085, 1261, 2015, 2275, 2425, 2821, 3007, 3395, 5425, 6305, 8827, 10075, 14105, 15035, 16975, 21049, 31525, 39091, 44135, 70525, 75175, 105245, 195455, 220675, 273637, 526225, 977275, 1368185, 6840925]

約数ペア:

[(1, 6840925), (5, 1368185), (7, 977275), (13, 526225), (25, 273637), (31, 220675), (35, 195455), (65, 105245), (91, 75175), (97, 70525), (155, 44135), (175, 39091), (217, 31525), (325, 21049), (403, 16975), (455, 15035), (485, 14105), (679, 10075), (775, 8827), (1085, 6305), (1261, 5425), (2015, 3395), (2275, 3007), (2425, 2821)]