157078760

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{3541}}^1$

素因数の和:4661

約数の個数: 32

約数和(自身を含む): 353845800

約数和(自身を除く): 196767040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 2218, 3541, 4436, 5545, 7082, 8872, 11090, 14164, 17705, 22180, 28328, 35410, 44360, 70820, 141640, 3926969, 7853938, 15707876, 19634845, 31415752, 39269690, 78539380, 157078760]

約数ペア:

[(1, 157078760), (2, 78539380), (4, 39269690), (5, 31415752), (8, 19634845), (10, 15707876), (20, 7853938), (40, 3926969), (1109, 141640), (2218, 70820), (3541, 44360), (4436, 35410), (5545, 28328), (7082, 22180), (8872, 17705), (11090, 14164)]