1278166021280

素因数分解:

$2^5\times 5^1\times {\mathrm{941}}^1\times {\mathrm{8489413}}^1$

素因数の和:8490369

約数の個数: 48

約数和(自身を含む): 3022876579464

約数和(自身を除く): 1744710558184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 941, 1882, 3764, 4705, 7528, 9410, 15056, 18820, 30112, 37640, 75280, 150560, 8489413, 16978826, 33957652, 42447065, 67915304, 84894130, 135830608, 169788260, 271661216, 339576520, 679153040, 1358306080, 7988537633, 15977075266, 31954150532, 39942688165, 63908301064, 79885376330, 127816602128, 159770752660, 255633204256, 319541505320, 639083010640, 1278166021280]

約数ペア:

[(1, 1278166021280), (2, 639083010640), (4, 319541505320), (5, 255633204256), (8, 159770752660), (10, 127816602128), (16, 79885376330), (20, 63908301064), (32, 39942688165), (40, 31954150532), (80, 15977075266), (160, 7988537633), (941, 1358306080), (1882, 679153040), (3764, 339576520), (4705, 271661216), (7528, 169788260), (9410, 135830608), (15056, 84894130), (18820, 67915304), (30112, 42447065), (37640, 33957652), (75280, 16978826), (150560, 8489413)]