140250205

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 181025280

約数和(自身を除く): 40775075

約数列:

[1, 5, 23, 71, 89, 115, 193, 355, 445, 965, 1633, 2047, 4439, 6319, 8165, 10235, 13703, 17177, 22195, 31595, 68515, 85885, 145337, 315169, 395071, 726685, 1219567, 1575845, 1975355, 6097835, 28050041, 140250205]

約数ペア:

[(1, 140250205), (5, 28050041), (23, 6097835), (71, 1975355), (89, 1575845), (115, 1219567), (193, 726685), (355, 395071), (445, 315169), (965, 145337), (1633, 85885), (2047, 68515), (4439, 31595), (6319, 22195), (8165, 17177), (10235, 13703)]