67645280

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3329}}^1$

素因数の和:3471

約数の個数: 48

約数和(自身を含む): 161118720

約数和(自身を除く): 93473440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 3329, 4064, 5080, 6658, 10160, 13316, 16645, 20320, 26632, 33290, 53264, 66580, 106528, 133160, 266320, 422783, 532640, 845566, 1691132, 2113915, 3382264, 4227830, 6764528, 8455660, 13529056, 16911320, 33822640, 67645280]

約数ペア:

[(1, 67645280), (2, 33822640), (4, 16911320), (5, 13529056), (8, 8455660), (10, 6764528), (16, 4227830), (20, 3382264), (32, 2113915), (40, 1691132), (80, 845566), (127, 532640), (160, 422783), (254, 266320), (508, 133160), (635, 106528), (1016, 66580), (1270, 53264), (2032, 33290), (2540, 26632), (3329, 20320), (4064, 16645), (5080, 13316), (6658, 10160)]