513927220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{1549}}^1$

素因数の和:1924

約数の個数: 48

約数和(自身を含む): 1103835600

約数和(自身を除く): 589908380

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 313, 530, 626, 1060, 1252, 1549, 1565, 3098, 3130, 6196, 6260, 7745, 15490, 16589, 30980, 33178, 66356, 82097, 82945, 164194, 165890, 328388, 331780, 410485, 484837, 820970, 969674, 1641940, 1939348, 2424185, 4848370, 9696740, 25696361, 51392722, 102785444, 128481805, 256963610, 513927220]

約数ペア:

[(1, 513927220), (2, 256963610), (4, 128481805), (5, 102785444), (10, 51392722), (20, 25696361), (53, 9696740), (106, 4848370), (212, 2424185), (265, 1939348), (313, 1641940), (530, 969674), (626, 820970), (1060, 484837), (1252, 410485), (1549, 331780), (1565, 328388), (3098, 165890), (3130, 164194), (6196, 82945), (6260, 82097), (7745, 66356), (15490, 33178), (16589, 30980)]