134914240

素因数分解:

$2^6\times 5^1\times {\mathrm{421607}}^1$

素因数の和:421624

約数の個数: 28

約数和(自身を含む): 321265296

約数和(自身を除く): 186351056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 421607, 843214, 1686428, 2108035, 3372856, 4216070, 6745712, 8432140, 13491424, 16864280, 26982848, 33728560, 67457120, 134914240]

約数ペア:

[(1, 134914240), (2, 67457120), (4, 33728560), (5, 26982848), (8, 16864280), (10, 13491424), (16, 8432140), (20, 6745712), (32, 4216070), (40, 3372856), (64, 2108035), (80, 1686428), (160, 843214), (320, 421607)]