172969840

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{8221}}^1$

素因数の和:8497

約数の個数: 40

約数和(自身を含む): 403733088

約数和(自身を除く): 230763248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 8221, 10520, 16442, 21040, 32884, 41105, 65768, 82210, 131536, 164420, 328840, 657680, 2162123, 4324246, 8648492, 10810615, 17296984, 21621230, 34593968, 43242460, 86484920, 172969840]

約数ペア:

[(1, 172969840), (2, 86484920), (4, 43242460), (5, 34593968), (8, 21621230), (10, 17296984), (16, 10810615), (20, 8648492), (40, 4324246), (80, 2162123), (263, 657680), (526, 328840), (1052, 164420), (1315, 131536), (2104, 82210), (2630, 65768), (4208, 41105), (5260, 32884), (8221, 21040), (10520, 16442)]