79889320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6959}}^1$

素因数の和:7018

約数の個数: 64

約数和(自身を含む): 210470400

約数和(自身を除く): 130581080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 6959, 11480, 13918, 27836, 34795, 48713, 55672, 69590, 97426, 139180, 194852, 243565, 278360, 285319, 389704, 487130, 570638, 974260, 1141276, 1426595, 1948520, 1997233, 2282552, 2853190, 3994466, 5706380, 7988932, 9986165, 11412760, 15977864, 19972330, 39944660, 79889320]

約数ペア:

[(1, 79889320), (2, 39944660), (4, 19972330), (5, 15977864), (7, 11412760), (8, 9986165), (10, 7988932), (14, 5706380), (20, 3994466), (28, 2853190), (35, 2282552), (40, 1997233), (41, 1948520), (56, 1426595), (70, 1141276), (82, 974260), (140, 570638), (164, 487130), (205, 389704), (280, 285319), (287, 278360), (328, 243565), (410, 194852), (574, 139180), (820, 97426), (1148, 69590), (1435, 55672), (1640, 48713), (2296, 34795), (2870, 27836), (5740, 13918), (6959, 11480)]