87549260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 191237760

約数和(自身を除く): 103688500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 271, 290, 542, 557, 580, 1084, 1114, 1355, 2228, 2710, 2785, 5420, 5570, 7859, 11140, 15718, 16153, 31436, 32306, 39295, 64612, 78590, 80765, 150947, 157180, 161530, 301894, 323060, 603788, 754735, 1509470, 3018940, 4377463, 8754926, 17509852, 21887315, 43774630, 87549260]

約数ペア:

[(1, 87549260), (2, 43774630), (4, 21887315), (5, 17509852), (10, 8754926), (20, 4377463), (29, 3018940), (58, 1509470), (116, 754735), (145, 603788), (271, 323060), (290, 301894), (542, 161530), (557, 157180), (580, 150947), (1084, 80765), (1114, 78590), (1355, 64612), (2228, 39295), (2710, 32306), (2785, 31436), (5420, 16153), (5570, 15718), (7859, 11140)]