72217280

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1777}}^1$

素因数の和:1921

約数の個数: 56

約数和(自身を含む): 173419008

約数和(自身を除く): 101201728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 1777, 2032, 2540, 3554, 4064, 5080, 7108, 8128, 8885, 10160, 14216, 17770, 20320, 28432, 35540, 40640, 56864, 71080, 113728, 142160, 225679, 284320, 451358, 568640, 902716, 1128395, 1805432, 2256790, 3610864, 4513580, 7221728, 9027160, 14443456, 18054320, 36108640, 72217280]

約数ペア:

[(1, 72217280), (2, 36108640), (4, 18054320), (5, 14443456), (8, 9027160), (10, 7221728), (16, 4513580), (20, 3610864), (32, 2256790), (40, 1805432), (64, 1128395), (80, 902716), (127, 568640), (160, 451358), (254, 284320), (320, 225679), (508, 142160), (635, 113728), (1016, 71080), (1270, 56864), (1777, 40640), (2032, 35540), (2540, 28432), (3554, 20320), (4064, 17770), (5080, 14216), (7108, 10160), (8128, 8885)]