78909308

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 152449920

約数和(自身を除く): 73540612

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 79, 148, 158, 316, 397, 629, 794, 1258, 1343, 1588, 2516, 2686, 2923, 5372, 5846, 6749, 11692, 13498, 14689, 26996, 29378, 31363, 49691, 58756, 62726, 99382, 125452, 198764, 249713, 499426, 533171, 998852, 1066342, 1160431, 2132684, 2320862, 4641724, 19727327, 39454654, 78909308]

約数ペア:

[(1, 78909308), (2, 39454654), (4, 19727327), (17, 4641724), (34, 2320862), (37, 2132684), (68, 1160431), (74, 1066342), (79, 998852), (148, 533171), (158, 499426), (316, 249713), (397, 198764), (629, 125452), (794, 99382), (1258, 62726), (1343, 58756), (1588, 49691), (2516, 31363), (2686, 29378), (2923, 26996), (5372, 14689), (5846, 13498), (6749, 11692)]