85541560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164503}}^1$

素因数の和:164527

約数の個数: 32

約数和(自身を含む): 207275040

約数和(自身を除く): 121733480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 164503, 329006, 658012, 822515, 1316024, 1645030, 2138539, 3290060, 4277078, 6580120, 8554156, 10692695, 17108312, 21385390, 42770780, 85541560]

約数ペア:

[(1, 85541560), (2, 42770780), (4, 21385390), (5, 17108312), (8, 10692695), (10, 8554156), (13, 6580120), (20, 4277078), (26, 3290060), (40, 2138539), (52, 1645030), (65, 1316024), (104, 822515), (130, 658012), (260, 329006), (520, 164503)]