78914288

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4987}}^1$

素因数の和:5061

約数の個数: 40

約数和(自身を含む): 163287168

約数和(自身を除く): 84372880

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 4987, 7912, 9974, 15824, 19948, 39896, 79792, 114701, 214441, 229402, 428882, 458804, 857764, 917608, 1715528, 1835216, 3431056, 4932143, 9864286, 19728572, 39457144, 78914288]

約数ペア:

[(1, 78914288), (2, 39457144), (4, 19728572), (8, 9864286), (16, 4932143), (23, 3431056), (43, 1835216), (46, 1715528), (86, 917608), (92, 857764), (172, 458804), (184, 428882), (344, 229402), (368, 214441), (688, 114701), (989, 79792), (1978, 39896), (3956, 19948), (4987, 15824), (7912, 9974)]