63415540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3952

約数の個数: 48

約数和(自身を含む): 143478720

約数和(自身を除く): 80063180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 3881, 4085, 7762, 8170, 15524, 16340, 19405, 38810, 73739, 77620, 147478, 166883, 294956, 333766, 368695, 667532, 737390, 834415, 1474780, 1668830, 3170777, 3337660, 6341554, 12683108, 15853885, 31707770, 63415540]

約数ペア:

[(1, 63415540), (2, 31707770), (4, 15853885), (5, 12683108), (10, 6341554), (19, 3337660), (20, 3170777), (38, 1668830), (43, 1474780), (76, 834415), (86, 737390), (95, 667532), (172, 368695), (190, 333766), (215, 294956), (380, 166883), (430, 147478), (817, 77620), (860, 73739), (1634, 38810), (3268, 19405), (3881, 16340), (4085, 15524), (7762, 8170)]