81502030

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{47111}}^1$

素因数の和:47291

約数の個数: 16

約数和(自身を含む): 147554784

約数和(自身を除く): 66052754

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 47111, 94222, 235555, 471110, 8150203, 16300406, 40751015, 81502030]

約数ペア:

[(1, 81502030), (2, 40751015), (5, 16300406), (10, 8150203), (173, 471110), (346, 235555), (865, 94222), (1730, 47111)]