80406660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28513}}^1$

素因数の和:28572

約数の個数: 48

約数和(自身を含む): 229936896

約数和(自身を除く): 149530236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 28513, 57026, 85539, 114052, 142565, 171078, 285130, 342156, 427695, 570260, 855390, 1340111, 1710780, 2680222, 4020333, 5360444, 6700555, 8040666, 13401110, 16081332, 20101665, 26802220, 40203330, 80406660]

約数ペア:

[(1, 80406660), (2, 40203330), (3, 26802220), (4, 20101665), (5, 16081332), (6, 13401110), (10, 8040666), (12, 6700555), (15, 5360444), (20, 4020333), (30, 2680222), (47, 1710780), (60, 1340111), (94, 855390), (141, 570260), (188, 427695), (235, 342156), (282, 285130), (470, 171078), (564, 142565), (705, 114052), (940, 85539), (1410, 57026), (2820, 28513)]