65646620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1549}}^1$

素因数の和:1734

約数の個数: 48

約数和(自身を含む): 149469600

約数和(自身を除く): 83822980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 652, 815, 1549, 1630, 2119, 3098, 3260, 4238, 6196, 7745, 8476, 10595, 15490, 20137, 21190, 30980, 40274, 42380, 80548, 100685, 201370, 252487, 402740, 504974, 1009948, 1262435, 2524870, 3282331, 5049740, 6564662, 13129324, 16411655, 32823310, 65646620]

約数ペア:

[(1, 65646620), (2, 32823310), (4, 16411655), (5, 13129324), (10, 6564662), (13, 5049740), (20, 3282331), (26, 2524870), (52, 1262435), (65, 1009948), (130, 504974), (163, 402740), (260, 252487), (326, 201370), (652, 100685), (815, 80548), (1549, 42380), (1630, 40274), (2119, 30980), (3098, 21190), (3260, 20137), (4238, 15490), (6196, 10595), (7745, 8476)]