168133820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{463}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 360450048

約数和(自身を除く): 192316228

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 271, 335, 463, 542, 670, 926, 1084, 1340, 1355, 1852, 2315, 2710, 4630, 5420, 9260, 18157, 31021, 36314, 62042, 72628, 90785, 124084, 125473, 155105, 181570, 250946, 310210, 363140, 501892, 620420, 627365, 1254730, 2509460, 8406691, 16813382, 33626764, 42033455, 84066910, 168133820]

約数ペア:

[(1, 168133820), (2, 84066910), (4, 42033455), (5, 33626764), (10, 16813382), (20, 8406691), (67, 2509460), (134, 1254730), (268, 627365), (271, 620420), (335, 501892), (463, 363140), (542, 310210), (670, 250946), (926, 181570), (1084, 155105), (1340, 125473), (1355, 124084), (1852, 90785), (2315, 72628), (2710, 62042), (4630, 36314), (5420, 31021), (9260, 18157)]