157625368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{3943}}^1$

素因数の和:4231

約数の個数: 32

約数和(自身を含む): 312364800

約数和(自身を除く): 154739432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 263, 526, 1052, 2104, 3943, 4997, 7886, 9994, 15772, 19988, 31544, 39976, 74917, 149834, 299668, 599336, 1037009, 2074018, 4148036, 8296072, 19703171, 39406342, 78812684, 157625368]

約数ペア:

[(1, 157625368), (2, 78812684), (4, 39406342), (8, 19703171), (19, 8296072), (38, 4148036), (76, 2074018), (152, 1037009), (263, 599336), (526, 299668), (1052, 149834), (2104, 74917), (3943, 39976), (4997, 31544), (7886, 19988), (9994, 15772)]