78661568

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{12671}}^1$

素因数の和:12780

約数の個数: 28

約数和(自身を含む): 157715712

約数和(自身を除く): 79054144

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 388, 776, 1552, 3104, 6208, 12671, 25342, 50684, 101368, 202736, 405472, 810944, 1229087, 2458174, 4916348, 9832696, 19665392, 39330784, 78661568]

約数ペア:

[(1, 78661568), (2, 39330784), (4, 19665392), (8, 9832696), (16, 4916348), (32, 2458174), (64, 1229087), (97, 810944), (194, 405472), (388, 202736), (776, 101368), (1552, 50684), (3104, 25342), (6208, 12671)]