164024380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{630863}}^1$

素因数の和:630885

約数の個数: 24

約数和(自身を含む): 370948032

約数和(自身を除く): 206923652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 630863, 1261726, 2523452, 3154315, 6308630, 8201219, 12617260, 16402438, 32804876, 41006095, 82012190, 164024380]

約数ペア:

[(1, 164024380), (2, 82012190), (4, 41006095), (5, 32804876), (10, 16402438), (13, 12617260), (20, 8201219), (26, 6308630), (52, 3154315), (65, 2523452), (130, 1261726), (260, 630863)]