86318570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21419}}^1$

素因数の和:21470

約数の個数: 32

約数和(自身を含む): 172730880

約数和(自身を除く): 86412310

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 21419, 42838, 107095, 214190, 278447, 556894, 663989, 1327978, 1392235, 2784470, 3319945, 6639890, 8631857, 17263714, 43159285, 86318570]

約数ペア:

[(1, 86318570), (2, 43159285), (5, 17263714), (10, 8631857), (13, 6639890), (26, 3319945), (31, 2784470), (62, 1392235), (65, 1327978), (130, 663989), (155, 556894), (310, 278447), (403, 214190), (806, 107095), (2015, 42838), (4030, 21419)]