68164816

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:611

約数の個数: 40

約数和(自身を含む): 135278048

約数和(自身を除く): 67113232

約数列:

[1, 2, 4, 8, 16, 61, 122, 211, 244, 331, 422, 488, 662, 844, 976, 1324, 1688, 2648, 3376, 5296, 12871, 20191, 25742, 40382, 51484, 69841, 80764, 102968, 139682, 161528, 205936, 279364, 323056, 558728, 1117456, 4260301, 8520602, 17041204, 34082408, 68164816]

約数ペア:

[(1, 68164816), (2, 34082408), (4, 17041204), (8, 8520602), (16, 4260301), (61, 1117456), (122, 558728), (211, 323056), (244, 279364), (331, 205936), (422, 161528), (488, 139682), (662, 102968), (844, 80764), (976, 69841), (1324, 51484), (1688, 40382), (2648, 25742), (3376, 20191), (5296, 12871)]