156938295160

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{5935639}}^1$

素因数の和:5936311

約数の個数: 32

約数和(自身を含む): 353645431200

約数和(自身を除く): 196707136040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220, 26440, 5935639, 11871278, 23742556, 29678195, 47485112, 59356390, 118712780, 237425560, 3923457379, 7846914758, 15693829516, 19617286895, 31387659032, 39234573790, 78469147580, 156938295160]

約数ペア:

[(1, 156938295160), (2, 78469147580), (4, 39234573790), (5, 31387659032), (8, 19617286895), (10, 15693829516), (20, 7846914758), (40, 3923457379), (661, 237425560), (1322, 118712780), (2644, 59356390), (3305, 47485112), (5288, 29678195), (6610, 23742556), (13220, 11871278), (26440, 5935639)]