82560140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317539}}^1$

素因数の和:317561

約数の個数: 24

約数和(自身を含む): 186713520

約数和(自身を除く): 104153380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317539, 635078, 1270156, 1587695, 3175390, 4128007, 6350780, 8256014, 16512028, 20640035, 41280070, 82560140]

約数ペア:

[(1, 82560140), (2, 41280070), (4, 20640035), (5, 16512028), (10, 8256014), (13, 6350780), (20, 4128007), (26, 3175390), (52, 1587695), (65, 1270156), (130, 635078), (260, 317539)]