87786916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5323}}^1$

素因数の和:5384

約数の個数: 48

約数和(自身を含む): 190812160

約数和(自身を除く): 103025244

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 5323, 8246, 10646, 16492, 21292, 37261, 74522, 101137, 149044, 165013, 202274, 330026, 404548, 660052, 707959, 1155091, 1415918, 2310182, 2831836, 3135247, 4620364, 6270494, 12540988, 21946729, 43893458, 87786916]

約数ペア:

[(1, 87786916), (2, 43893458), (4, 21946729), (7, 12540988), (14, 6270494), (19, 4620364), (28, 3135247), (31, 2831836), (38, 2310182), (62, 1415918), (76, 1155091), (124, 707959), (133, 660052), (217, 404548), (266, 330026), (434, 202274), (532, 165013), (589, 149044), (868, 101137), (1178, 74522), (2356, 37261), (4123, 21292), (5323, 16492), (8246, 10646)]