72685336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 158630400

約数和(自身を除く): 85945064

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 46, 68, 76, 92, 136, 152, 184, 323, 391, 437, 646, 782, 874, 1223, 1292, 1564, 1748, 2446, 2584, 3128, 3496, 4892, 7429, 9784, 14858, 20791, 23237, 28129, 29716, 41582, 46474, 56258, 59432, 83164, 92948, 112516, 166328, 185896, 225032, 395029, 478193, 534451, 790058, 956386, 1068902, 1580116, 1912772, 2137804, 3160232, 3825544, 4275608, 9085667, 18171334, 36342668, 72685336]

約数ペア:

[(1, 72685336), (2, 36342668), (4, 18171334), (8, 9085667), (17, 4275608), (19, 3825544), (23, 3160232), (34, 2137804), (38, 1912772), (46, 1580116), (68, 1068902), (76, 956386), (92, 790058), (136, 534451), (152, 478193), (184, 395029), (323, 225032), (391, 185896), (437, 166328), (646, 112516), (782, 92948), (874, 83164), (1223, 59432), (1292, 56258), (1564, 46474), (1748, 41582), (2446, 29716), (2584, 28129), (3128, 23237), (3496, 20791), (4892, 14858), (7429, 9784)]