72640304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1061}}^1$

素因数の和:1469

約数の個数: 40

約数和(自身を含む): 154074960

約数和(自身を除く): 81434656

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 389, 778, 1061, 1556, 2122, 3112, 4244, 4279, 6224, 8488, 8558, 11671, 16976, 17116, 23342, 34232, 46684, 68464, 93368, 186736, 412729, 825458, 1650916, 3301832, 4540019, 6603664, 9080038, 18160076, 36320152, 72640304]

約数ペア:

[(1, 72640304), (2, 36320152), (4, 18160076), (8, 9080038), (11, 6603664), (16, 4540019), (22, 3301832), (44, 1650916), (88, 825458), (176, 412729), (389, 186736), (778, 93368), (1061, 68464), (1556, 46684), (2122, 34232), (3112, 23342), (4244, 17116), (4279, 16976), (6224, 11671), (8488, 8558)]