79906120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16787}}^1$

素因数の和:16822

約数の個数: 64

約数和(自身を含む): 217572480

約数和(自身を除く): 137666360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 16787, 33574, 67148, 83935, 117509, 134296, 167870, 235018, 285379, 335740, 470036, 570758, 587545, 671480, 940072, 1141516, 1175090, 1426895, 1997653, 2283032, 2350180, 2853790, 3995306, 4700360, 5707580, 7990612, 9988265, 11415160, 15981224, 19976530, 39953060, 79906120]

約数ペア:

[(1, 79906120), (2, 39953060), (4, 19976530), (5, 15981224), (7, 11415160), (8, 9988265), (10, 7990612), (14, 5707580), (17, 4700360), (20, 3995306), (28, 2853790), (34, 2350180), (35, 2283032), (40, 1997653), (56, 1426895), (68, 1175090), (70, 1141516), (85, 940072), (119, 671480), (136, 587545), (140, 570758), (170, 470036), (238, 335740), (280, 285379), (340, 235018), (476, 167870), (595, 134296), (680, 117509), (952, 83935), (1190, 67148), (2380, 33574), (4760, 16787)]