42139864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 90316800

約数和(自身を除く): 48176936

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 79, 92, 104, 158, 184, 223, 299, 316, 446, 598, 632, 892, 1027, 1196, 1784, 1817, 2054, 2392, 2899, 3634, 4108, 5129, 5798, 7268, 8216, 10258, 11596, 14536, 17617, 20516, 23192, 23621, 35234, 41032, 47242, 66677, 70468, 94484, 133354, 140936, 188968, 229021, 266708, 405191, 458042, 533416, 810382, 916084, 1620764, 1832168, 3241528, 5267483, 10534966, 21069932, 42139864]

約数ペア:

[(1, 42139864), (2, 21069932), (4, 10534966), (8, 5267483), (13, 3241528), (23, 1832168), (26, 1620764), (46, 916084), (52, 810382), (79, 533416), (92, 458042), (104, 405191), (158, 266708), (184, 229021), (223, 188968), (299, 140936), (316, 133354), (446, 94484), (598, 70468), (632, 66677), (892, 47242), (1027, 41032), (1196, 35234), (1784, 23621), (1817, 23192), (2054, 20516), (2392, 17617), (2899, 14536), (3634, 11596), (4108, 10258), (5129, 8216), (5798, 7268)]