142738570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35419}}^1$

素因数の和:35470

約数の個数: 32

約数和(自身を含む): 285626880

約数和(自身を除く): 142888310

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 35419, 70838, 177095, 354190, 460447, 920894, 1097989, 2195978, 2302235, 4604470, 5489945, 10979890, 14273857, 28547714, 71369285, 142738570]

約数ペア:

[(1, 142738570), (2, 71369285), (5, 28547714), (10, 14273857), (13, 10979890), (26, 5489945), (31, 4604470), (62, 2302235), (65, 2195978), (130, 1097989), (155, 920894), (310, 460447), (403, 354190), (806, 177095), (2015, 70838), (4030, 35419)]