84437120

素因数分解:

$2^7\times 5^1\times {\mathrm{131933}}^1$

素因数の和:131952

約数の個数: 32

約数和(自身を含む): 201859020

約数和(自身を除く): 117421900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 131933, 263866, 527732, 659665, 1055464, 1319330, 2110928, 2638660, 4221856, 5277320, 8443712, 10554640, 16887424, 21109280, 42218560, 84437120]

約数ペア:

[(1, 84437120), (2, 42218560), (4, 21109280), (5, 16887424), (8, 10554640), (10, 8443712), (16, 5277320), (20, 4221856), (32, 2638660), (40, 2110928), (64, 1319330), (80, 1055464), (128, 659665), (160, 527732), (320, 263866), (640, 131933)]