66702760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{72503}}^1$

素因数の和:72537

約数の個数: 32

約数和(自身を含む): 156608640

約数和(自身を除く): 89905880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 72503, 145006, 290012, 362515, 580024, 725030, 1450060, 1667569, 2900120, 3335138, 6670276, 8337845, 13340552, 16675690, 33351380, 66702760]

約数ペア:

[(1, 66702760), (2, 33351380), (4, 16675690), (5, 13340552), (8, 8337845), (10, 6670276), (20, 3335138), (23, 2900120), (40, 1667569), (46, 1450060), (92, 725030), (115, 580024), (184, 362515), (230, 290012), (460, 145006), (920, 72503)]