261537057215

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1301}}^1\times {\mathrm{4519}}^1$

素因数の和:5904

約数の個数: 64

約数和(自身を含む): 379655700480

約数和(自身を除く): 118118643265

約数列:

[1, 5, 7, 31, 35, 41, 155, 205, 217, 287, 1085, 1271, 1301, 1435, 4519, 6355, 6505, 8897, 9107, 22595, 31633, 40331, 44485, 45535, 53341, 140089, 158165, 185279, 201655, 266705, 282317, 373387, 700445, 926395, 980623, 1296953, 1411585, 1653571, 1866935, 4903115, 5743649, 5879219, 6484765, 8267855, 11574997, 28718245, 29396095, 40205543, 41154533, 57874985, 182255789, 201027715, 205772665, 241047979, 911278945, 1205239895, 1275790523, 1687335853, 6378952615, 7472487349, 8436679265, 37362436745, 52307411443, 261537057215]

約数ペア:

[(1, 261537057215), (5, 52307411443), (7, 37362436745), (31, 8436679265), (35, 7472487349), (41, 6378952615), (155, 1687335853), (205, 1275790523), (217, 1205239895), (287, 911278945), (1085, 241047979), (1271, 205772665), (1301, 201027715), (1435, 182255789), (4519, 57874985), (6355, 41154533), (6505, 40205543), (8897, 29396095), (9107, 28718245), (22595, 11574997), (31633, 8267855), (40331, 6484765), (44485, 5879219), (45535, 5743649), (53341, 4903115), (140089, 1866935), (158165, 1653571), (185279, 1411585), (201655, 1296953), (266705, 980623), (282317, 926395), (373387, 700445)]