87712436

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2087}}^1$

素因数の和:2196

約数の個数: 48

約数和(自身を含む): 187084800

約数和(自身を除く): 99372364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 79, 133, 158, 266, 316, 532, 553, 1106, 1501, 2087, 2212, 3002, 4174, 6004, 8348, 10507, 14609, 21014, 29218, 39653, 42028, 58436, 79306, 158612, 164873, 277571, 329746, 555142, 659492, 1110284, 1154111, 2308222, 3132587, 4616444, 6265174, 12530348, 21928109, 43856218, 87712436]

約数ペア:

[(1, 87712436), (2, 43856218), (4, 21928109), (7, 12530348), (14, 6265174), (19, 4616444), (28, 3132587), (38, 2308222), (76, 1154111), (79, 1110284), (133, 659492), (158, 555142), (266, 329746), (316, 277571), (532, 164873), (553, 158612), (1106, 79306), (1501, 58436), (2087, 42028), (2212, 39653), (3002, 29218), (4174, 21014), (6004, 14609), (8348, 10507)]