215681710

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{3617}}^1$

素因数の和:3780

約数の個数: 32

約数和(自身を含む): 398558880

約数和(自身を除く): 182877170

約数列:

[1, 2, 5, 10, 67, 89, 134, 178, 335, 445, 670, 890, 3617, 5963, 7234, 11926, 18085, 29815, 36170, 59630, 242339, 321913, 484678, 643826, 1211695, 1609565, 2423390, 3219130, 21568171, 43136342, 107840855, 215681710]

約数ペア:

[(1, 215681710), (2, 107840855), (5, 43136342), (10, 21568171), (67, 3219130), (89, 2423390), (134, 1609565), (178, 1211695), (335, 643826), (445, 484678), (670, 321913), (890, 242339), (3617, 59630), (5963, 36170), (7234, 29815), (11926, 18085)]