51330620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21211}}^1$

素因数の和:21242

約数の個数: 36

約数和(自身を含む): 118490232

約数和(自身を除く): 67159612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 21211, 42422, 84844, 106055, 212110, 233321, 424220, 466642, 933284, 1166605, 2333210, 2566531, 4666420, 5133062, 10266124, 12832655, 25665310, 51330620]

約数ペア:

[(1, 51330620), (2, 25665310), (4, 12832655), (5, 10266124), (10, 5133062), (11, 4666420), (20, 2566531), (22, 2333210), (44, 1166605), (55, 933284), (110, 466642), (121, 424220), (220, 233321), (242, 212110), (484, 106055), (605, 84844), (1210, 42422), (2420, 21211)]