165890385020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1607}}^1\times {\mathrm{109819}}^1$

素因数の和:111482

約数の個数: 48

約数和(自身を含む): 356006568960

約数和(自身を除く): 190116183940

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1607, 3214, 6428, 8035, 16070, 32140, 75529, 109819, 151058, 219638, 302116, 377645, 439276, 549095, 755290, 1098190, 1510580, 2196380, 5161493, 10322986, 20645972, 25807465, 51614930, 103229860, 176479133, 352958266, 705916532, 882395665, 1764791330, 3529582660, 8294519251, 16589038502, 33178077004, 41472596255, 82945192510, 165890385020]

約数ペア:

[(1, 165890385020), (2, 82945192510), (4, 41472596255), (5, 33178077004), (10, 16589038502), (20, 8294519251), (47, 3529582660), (94, 1764791330), (188, 882395665), (235, 705916532), (470, 352958266), (940, 176479133), (1607, 103229860), (3214, 51614930), (6428, 25807465), (8035, 20645972), (16070, 10322986), (32140, 5161493), (75529, 2196380), (109819, 1510580), (151058, 1098190), (219638, 755290), (302116, 549095), (377645, 439276)]