47721280

素因数分解:

$2^6\times 5^1\times {\mathrm{197}}^1\times {\mathrm{757}}^1$

素因数の和:971

約数の個数: 56

約数和(自身を含む): 114364008

約数和(自身を除く): 66642728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 197, 320, 394, 757, 788, 985, 1514, 1576, 1970, 3028, 3152, 3785, 3940, 6056, 6304, 7570, 7880, 12112, 12608, 15140, 15760, 24224, 30280, 31520, 48448, 60560, 63040, 121120, 149129, 242240, 298258, 596516, 745645, 1193032, 1491290, 2386064, 2982580, 4772128, 5965160, 9544256, 11930320, 23860640, 47721280]

約数ペア:

[(1, 47721280), (2, 23860640), (4, 11930320), (5, 9544256), (8, 5965160), (10, 4772128), (16, 2982580), (20, 2386064), (32, 1491290), (40, 1193032), (64, 745645), (80, 596516), (160, 298258), (197, 242240), (320, 149129), (394, 121120), (757, 63040), (788, 60560), (985, 48448), (1514, 31520), (1576, 30280), (1970, 24224), (3028, 15760), (3152, 15140), (3785, 12608), (3940, 12112), (6056, 7880), (6304, 7570)]