85320560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82039}}^1$

素因数の和:82065

約数の個数: 40

約数和(自身を含む): 213632160

約数和(自身を除く): 128311600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 82039, 164078, 328156, 410195, 656312, 820390, 1066507, 1312624, 1640780, 2133014, 3281560, 4266028, 5332535, 6563120, 8532056, 10665070, 17064112, 21330140, 42660280, 85320560]

約数ペア:

[(1, 85320560), (2, 42660280), (4, 21330140), (5, 17064112), (8, 10665070), (10, 8532056), (13, 6563120), (16, 5332535), (20, 4266028), (26, 3281560), (40, 2133014), (52, 1640780), (65, 1312624), (80, 1066507), (104, 820390), (130, 656312), (208, 410195), (260, 328156), (520, 164078), (1040, 82039)]