61720868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 124830720

約数和(自身を除く): 63109852

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 71, 92, 142, 253, 284, 506, 781, 859, 1012, 1562, 1633, 1718, 3124, 3266, 3436, 6532, 9449, 17963, 18898, 19757, 35926, 37796, 39514, 60989, 71852, 79028, 121978, 217327, 243956, 434654, 670879, 869308, 1341758, 1402747, 2683516, 2805494, 5610988, 15430217, 30860434, 61720868]

約数ペア:

[(1, 61720868), (2, 30860434), (4, 15430217), (11, 5610988), (22, 2805494), (23, 2683516), (44, 1402747), (46, 1341758), (71, 869308), (92, 670879), (142, 434654), (253, 243956), (284, 217327), (506, 121978), (781, 79028), (859, 71852), (1012, 60989), (1562, 39514), (1633, 37796), (1718, 35926), (3124, 19757), (3266, 18898), (3436, 17963), (6532, 9449)]