161910530

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{499}}^1$

素因数の和:1034

約数の個数: 32

約数和(自身を含む): 296784000

約数和(自身を除く): 134873470

約数列:

[1, 2, 5, 10, 71, 142, 355, 457, 499, 710, 914, 998, 2285, 2495, 4570, 4990, 32447, 35429, 64894, 70858, 162235, 177145, 228043, 324470, 354290, 456086, 1140215, 2280430, 16191053, 32382106, 80955265, 161910530]

約数ペア:

[(1, 161910530), (2, 80955265), (5, 32382106), (10, 16191053), (71, 2280430), (142, 1140215), (355, 456086), (457, 354290), (499, 324470), (710, 228043), (914, 177145), (998, 162235), (2285, 70858), (2495, 64894), (4570, 35429), (4990, 32447)]