87870212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2957}}^1$

素因数の和:3020

約数の個数: 48

約数和(自身を含む): 178899840

約数和(自身を除く): 91029628

約数列:

[1, 2, 4, 17, 19, 23, 34, 38, 46, 68, 76, 92, 323, 391, 437, 646, 782, 874, 1292, 1564, 1748, 2957, 5914, 7429, 11828, 14858, 29716, 50269, 56183, 68011, 100538, 112366, 136022, 201076, 224732, 272044, 955111, 1156187, 1292209, 1910222, 2312374, 2584418, 3820444, 4624748, 5168836, 21967553, 43935106, 87870212]

約数ペア:

[(1, 87870212), (2, 43935106), (4, 21967553), (17, 5168836), (19, 4624748), (23, 3820444), (34, 2584418), (38, 2312374), (46, 1910222), (68, 1292209), (76, 1156187), (92, 955111), (323, 272044), (391, 224732), (437, 201076), (646, 136022), (782, 112366), (874, 100538), (1292, 68011), (1564, 56183), (1748, 50269), (2957, 29716), (5914, 14858), (7429, 11828)]