105781120

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{839}}^1$

素因数の和:1055

約数の個数: 64

約数和(自身を含む): 254469600

約数和(自身を除く): 148688480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 640, 788, 839, 985, 1576, 1678, 1970, 3152, 3356, 3940, 4195, 6304, 6712, 7880, 8390, 12608, 13424, 15760, 16780, 25216, 26848, 31520, 33560, 53696, 63040, 67120, 107392, 126080, 134240, 165283, 268480, 330566, 536960, 661132, 826415, 1322264, 1652830, 2644528, 3305660, 5289056, 6611320, 10578112, 13222640, 21156224, 26445280, 52890560, 105781120]

約数ペア:

[(1, 105781120), (2, 52890560), (4, 26445280), (5, 21156224), (8, 13222640), (10, 10578112), (16, 6611320), (20, 5289056), (32, 3305660), (40, 2644528), (64, 1652830), (80, 1322264), (128, 826415), (160, 661132), (197, 536960), (320, 330566), (394, 268480), (640, 165283), (788, 134240), (839, 126080), (985, 107392), (1576, 67120), (1678, 63040), (1970, 53696), (3152, 33560), (3356, 31520), (3940, 26848), (4195, 25216), (6304, 16780), (6712, 15760), (7880, 13424), (8390, 12608)]