79781168

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:2013

約数の個数: 40

約数和(自身を含む): 160848336

約数和(自身を除く): 81067168

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 1901, 2623, 3802, 5246, 7604, 10492, 15208, 20984, 30416, 41968, 81743, 115961, 163486, 231922, 326972, 463844, 653944, 927688, 1307888, 1855376, 4986323, 9972646, 19945292, 39890584, 79781168]

約数ペア:

[(1, 79781168), (2, 39890584), (4, 19945292), (8, 9972646), (16, 4986323), (43, 1855376), (61, 1307888), (86, 927688), (122, 653944), (172, 463844), (244, 326972), (344, 231922), (488, 163486), (688, 115961), (976, 81743), (1901, 41968), (2623, 30416), (3802, 20984), (5246, 15208), (7604, 10492)]