12738250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 28304640

約数和(自身を除く): 15566390

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 50, 58, 70, 125, 145, 175, 203, 250, 251, 290, 350, 406, 502, 725, 875, 1015, 1255, 1450, 1750, 1757, 2030, 2510, 3514, 3625, 5075, 6275, 7250, 7279, 8785, 10150, 12550, 14558, 17570, 25375, 31375, 36395, 43925, 50750, 50953, 62750, 72790, 87850, 101906, 181975, 219625, 254765, 363950, 439250, 509530, 909875, 1273825, 1819750, 2547650, 6369125, 12738250]

約数ペア:

[(1, 12738250), (2, 6369125), (5, 2547650), (7, 1819750), (10, 1273825), (14, 909875), (25, 509530), (29, 439250), (35, 363950), (50, 254765), (58, 219625), (70, 181975), (125, 101906), (145, 87850), (175, 72790), (203, 62750), (250, 50953), (251, 50750), (290, 43925), (350, 36395), (406, 31375), (502, 25375), (725, 17570), (875, 14558), (1015, 12550), (1255, 10150), (1450, 8785), (1750, 7279), (1757, 7250), (2030, 6275), (2510, 5075), (3514, 3625)]