66408512

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:523

約数の個数: 56

約数和(自身を含む): 137464800

約数和(自身を除く): 71056288

約数列:

[1, 2, 4, 8, 16, 32, 43, 59, 64, 86, 118, 172, 236, 344, 409, 472, 688, 818, 944, 1376, 1636, 1888, 2537, 2752, 3272, 3776, 5074, 6544, 10148, 13088, 17587, 20296, 24131, 26176, 35174, 40592, 48262, 70348, 81184, 96524, 140696, 162368, 193048, 281392, 386096, 562784, 772192, 1037633, 1125568, 1544384, 2075266, 4150532, 8301064, 16602128, 33204256, 66408512]

約数ペア:

[(1, 66408512), (2, 33204256), (4, 16602128), (8, 8301064), (16, 4150532), (32, 2075266), (43, 1544384), (59, 1125568), (64, 1037633), (86, 772192), (118, 562784), (172, 386096), (236, 281392), (344, 193048), (409, 162368), (472, 140696), (688, 96524), (818, 81184), (944, 70348), (1376, 48262), (1636, 40592), (1888, 35174), (2537, 26176), (2752, 24131), (3272, 20296), (3776, 17587), (5074, 13088), (6544, 10148)]