65881340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2887}}^1$

素因数の和:3066

約数の個数: 48

約数和(自身を含む): 159140352

約数和(自身を除く): 93259012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 2887, 3260, 4564, 5705, 5774, 11410, 11548, 14435, 20209, 22820, 28870, 40418, 57740, 80836, 101045, 202090, 404180, 470581, 941162, 1882324, 2352905, 3294067, 4705810, 6588134, 9411620, 13176268, 16470335, 32940670, 65881340]

約数ペア:

[(1, 65881340), (2, 32940670), (4, 16470335), (5, 13176268), (7, 9411620), (10, 6588134), (14, 4705810), (20, 3294067), (28, 2352905), (35, 1882324), (70, 941162), (140, 470581), (163, 404180), (326, 202090), (652, 101045), (815, 80836), (1141, 57740), (1630, 40418), (2282, 28870), (2887, 22820), (3260, 20209), (4564, 14435), (5705, 11548), (5774, 11410)]