169675120

素因数分解:

$2^4\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1999}}^1$

素因数の和:3073

約数の個数: 40

約数和(自身を含む): 395064000

約数和(自身を除く): 225388880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1061, 1999, 2122, 3998, 4244, 5305, 7996, 8488, 9995, 10610, 15992, 16976, 19990, 21220, 31984, 39980, 42440, 79960, 84880, 159920, 2120939, 4241878, 8483756, 10604695, 16967512, 21209390, 33935024, 42418780, 84837560, 169675120]

約数ペア:

[(1, 169675120), (2, 84837560), (4, 42418780), (5, 33935024), (8, 21209390), (10, 16967512), (16, 10604695), (20, 8483756), (40, 4241878), (80, 2120939), (1061, 159920), (1999, 84880), (2122, 79960), (3998, 42440), (4244, 39980), (5305, 31984), (7996, 21220), (8488, 19990), (9995, 16976), (10610, 15992)]