125179960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{28711}}^1$

素因数の和:28831

約数の個数: 32

約数和(自身を含む): 284248800

約数和(自身を除く): 159068840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 28711, 57422, 114844, 143555, 229688, 287110, 574220, 1148440, 3129499, 6258998, 12517996, 15647495, 25035992, 31294990, 62589980, 125179960]

約数ペア:

[(1, 125179960), (2, 62589980), (4, 31294990), (5, 25035992), (8, 15647495), (10, 12517996), (20, 6258998), (40, 3129499), (109, 1148440), (218, 574220), (436, 287110), (545, 229688), (872, 143555), (1090, 114844), (2180, 57422), (4360, 28711)]