255655295

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 377830656

約数和(自身を除く): 122175361

約数列:

[1, 5, 7, 31, 35, 41, 49, 155, 205, 217, 245, 287, 821, 1085, 1271, 1435, 1519, 2009, 4105, 5747, 6355, 7595, 8897, 10045, 25451, 28735, 33661, 40229, 44485, 62279, 127255, 168305, 178157, 201145, 235627, 311395, 890785, 1043491, 1178135, 1247099, 1649389, 5217455, 6235495, 7304437, 8246945, 36522185, 51131059, 255655295]

約数ペア:

[(1, 255655295), (5, 51131059), (7, 36522185), (31, 8246945), (35, 7304437), (41, 6235495), (49, 5217455), (155, 1649389), (205, 1247099), (217, 1178135), (245, 1043491), (287, 890785), (821, 311395), (1085, 235627), (1271, 201145), (1435, 178157), (1519, 168305), (2009, 127255), (4105, 62279), (5747, 44485), (6355, 40229), (7595, 33661), (8897, 28735), (10045, 25451)]