171337240

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27283}}^1$

素因数の和:27451

約数の個数: 32

約数和(自身を含む): 387978480

約数和(自身を除く): 216641240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 27283, 54566, 109132, 136415, 218264, 272830, 545660, 1091320, 4283431, 8566862, 17133724, 21417155, 34267448, 42834310, 85668620, 171337240]

約数ペア:

[(1, 171337240), (2, 85668620), (4, 42834310), (5, 34267448), (8, 21417155), (10, 17133724), (20, 8566862), (40, 4283431), (157, 1091320), (314, 545660), (628, 272830), (785, 218264), (1256, 136415), (1570, 109132), (3140, 54566), (6280, 27283)]