168188870

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 306685440

約数和(自身を除く): 138496570

約数列:

[1, 2, 5, 10, 173, 191, 346, 382, 509, 865, 955, 1018, 1730, 1910, 2545, 5090, 33043, 66086, 88057, 97219, 165215, 176114, 194438, 330430, 440285, 486095, 880570, 972190, 16818887, 33637774, 84094435, 168188870]

約数ペア:

[(1, 168188870), (2, 84094435), (5, 33637774), (10, 16818887), (173, 972190), (191, 880570), (346, 486095), (382, 440285), (509, 330430), (865, 194438), (955, 176114), (1018, 165215), (1730, 97219), (1910, 88057), (2545, 66086), (5090, 33043)]