12966048640

素因数分解:

$2^7\times 5^1\times {\mathrm{523}}^1\times {\mathrm{38737}}^1$

素因数の和:39279

約数の個数: 64

約数和(自身を含む): 31057029360

約数和(自身を除く): 18090980720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 523, 640, 1046, 2092, 2615, 4184, 5230, 8368, 10460, 16736, 20920, 33472, 38737, 41840, 66944, 77474, 83680, 154948, 167360, 193685, 309896, 334720, 387370, 619792, 774740, 1239584, 1549480, 2479168, 3098960, 4958336, 6197920, 12395840, 20259451, 24791680, 40518902, 81037804, 101297255, 162075608, 202594510, 324151216, 405189020, 648302432, 810378040, 1296604864, 1620756080, 2593209728, 3241512160, 6483024320, 12966048640]

約数ペア:

[(1, 12966048640), (2, 6483024320), (4, 3241512160), (5, 2593209728), (8, 1620756080), (10, 1296604864), (16, 810378040), (20, 648302432), (32, 405189020), (40, 324151216), (64, 202594510), (80, 162075608), (128, 101297255), (160, 81037804), (320, 40518902), (523, 24791680), (640, 20259451), (1046, 12395840), (2092, 6197920), (2615, 4958336), (4184, 3098960), (5230, 2479168), (8368, 1549480), (10460, 1239584), (16736, 774740), (20920, 619792), (33472, 387370), (38737, 334720), (41840, 309896), (66944, 193685), (77474, 167360), (83680, 154948)]