68415040

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3191}}^1$

素因数の和:3275

約数の個数: 56

約数和(自身を含む): 165396672

約数和(自身を除く): 96981632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 3191, 4288, 5360, 6382, 10720, 12764, 15955, 21440, 25528, 31910, 51056, 63820, 102112, 127640, 204224, 213797, 255280, 427594, 510560, 855188, 1021120, 1068985, 1710376, 2137970, 3420752, 4275940, 6841504, 8551880, 13683008, 17103760, 34207520, 68415040]

約数ペア:

[(1, 68415040), (2, 34207520), (4, 17103760), (5, 13683008), (8, 8551880), (10, 6841504), (16, 4275940), (20, 3420752), (32, 2137970), (40, 1710376), (64, 1068985), (67, 1021120), (80, 855188), (134, 510560), (160, 427594), (268, 255280), (320, 213797), (335, 204224), (536, 127640), (670, 102112), (1072, 63820), (1340, 51056), (2144, 31910), (2680, 25528), (3191, 21440), (4288, 15955), (5360, 12764), (6382, 10720)]