129122720

素因数分解:

$2^5\times 5^1\times {\mathrm{807017}}^1$

素因数の和:807032

約数の個数: 24

約数和(自身を含む): 305052804

約数和(自身を除く): 175930084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 807017, 1614034, 3228068, 4035085, 6456136, 8070170, 12912272, 16140340, 25824544, 32280680, 64561360, 129122720]

約数ペア:

[(1, 129122720), (2, 64561360), (4, 32280680), (5, 25824544), (8, 16140340), (10, 12912272), (16, 8070170), (20, 6456136), (32, 4035085), (40, 3228068), (80, 1614034), (160, 807017)]