138620090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{12149}}^1$

素因数の和:12326

約数の個数: 32

約数和(自身を含む): 286934400

約数和(自身を除く): 148314310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 5705, 11410, 12149, 24298, 60745, 85043, 121490, 170086, 425215, 850430, 1980287, 3960574, 9901435, 13862009, 19802870, 27724018, 69310045, 138620090]

約数ペア:

[(1, 138620090), (2, 69310045), (5, 27724018), (7, 19802870), (10, 13862009), (14, 9901435), (35, 3960574), (70, 1980287), (163, 850430), (326, 425215), (815, 170086), (1141, 121490), (1630, 85043), (2282, 60745), (5705, 24298), (11410, 12149)]