71664376

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 158054400

約数和(自身を除く): 86390024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 97, 158, 167, 194, 316, 334, 388, 553, 632, 668, 679, 776, 1106, 1169, 1336, 1358, 2212, 2338, 2716, 4424, 4676, 5432, 7663, 9352, 13193, 15326, 16199, 26386, 30652, 32398, 52772, 53641, 61304, 64796, 92351, 105544, 107282, 113393, 129592, 184702, 214564, 226786, 369404, 429128, 453572, 738808, 907144, 1279721, 2559442, 5118884, 8958047, 10237768, 17916094, 35832188, 71664376]

約数ペア:

[(1, 71664376), (2, 35832188), (4, 17916094), (7, 10237768), (8, 8958047), (14, 5118884), (28, 2559442), (56, 1279721), (79, 907144), (97, 738808), (158, 453572), (167, 429128), (194, 369404), (316, 226786), (334, 214564), (388, 184702), (553, 129592), (632, 113393), (668, 107282), (679, 105544), (776, 92351), (1106, 64796), (1169, 61304), (1336, 53641), (1358, 52772), (2212, 32398), (2338, 30652), (2716, 26386), (4424, 16199), (4676, 15326), (5432, 13193), (7663, 9352)]