78660656

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:573

約数の個数: 40

約数和(自身を含む): 155354640

約数和(自身を除く): 76693984

約数列:

[1, 2, 4, 8, 16, 113, 139, 226, 278, 313, 452, 556, 626, 904, 1112, 1252, 1808, 2224, 2504, 5008, 15707, 31414, 35369, 43507, 62828, 70738, 87014, 125656, 141476, 174028, 251312, 282952, 348056, 565904, 696112, 4916291, 9832582, 19665164, 39330328, 78660656]

約数ペア:

[(1, 78660656), (2, 39330328), (4, 19665164), (8, 9832582), (16, 4916291), (113, 696112), (139, 565904), (226, 348056), (278, 282952), (313, 251312), (452, 174028), (556, 141476), (626, 125656), (904, 87014), (1112, 70738), (1252, 62828), (1808, 43507), (2224, 35369), (2504, 31414), (5008, 15707)]