71142568

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 160185600

約数和(自身を除く): 89043032

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 71, 116, 142, 203, 232, 284, 406, 497, 568, 617, 812, 994, 1234, 1624, 1988, 2059, 2468, 3976, 4118, 4319, 4936, 8236, 8638, 14413, 16472, 17276, 17893, 28826, 34552, 35786, 43807, 57652, 71572, 87614, 115304, 125251, 143144, 175228, 250502, 306649, 350456, 501004, 613298, 1002008, 1226596, 1270403, 2453192, 2540806, 5081612, 8892821, 10163224, 17785642, 35571284, 71142568]

約数ペア:

[(1, 71142568), (2, 35571284), (4, 17785642), (7, 10163224), (8, 8892821), (14, 5081612), (28, 2540806), (29, 2453192), (56, 1270403), (58, 1226596), (71, 1002008), (116, 613298), (142, 501004), (203, 350456), (232, 306649), (284, 250502), (406, 175228), (497, 143144), (568, 125251), (617, 115304), (812, 87614), (994, 71572), (1234, 57652), (1624, 43807), (1988, 35786), (2059, 34552), (2468, 28826), (3976, 17893), (4118, 17276), (4319, 16472), (4936, 14413), (8236, 8638)]