66534416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 60

約数和(自身を含む): 142951788

約数和(自身を除く): 76417372

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 173, 208, 344, 346, 559, 688, 692, 1118, 1384, 1849, 2236, 2249, 2768, 3698, 4472, 4498, 7396, 7439, 8944, 8996, 14792, 14878, 17992, 24037, 29584, 29756, 35984, 48074, 59512, 96148, 96707, 119024, 192296, 193414, 319877, 384592, 386828, 639754, 773656, 1279508, 1547312, 2559016, 4158401, 5118032, 8316802, 16633604, 33267208, 66534416]

約数ペア:

[(1, 66534416), (2, 33267208), (4, 16633604), (8, 8316802), (13, 5118032), (16, 4158401), (26, 2559016), (43, 1547312), (52, 1279508), (86, 773656), (104, 639754), (172, 386828), (173, 384592), (208, 319877), (344, 193414), (346, 192296), (559, 119024), (688, 96707), (692, 96148), (1118, 59512), (1384, 48074), (1849, 35984), (2236, 29756), (2249, 29584), (2768, 24037), (3698, 17992), (4472, 14878), (4498, 14792), (7396, 8996), (7439, 8944)]