51800980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33637}}^1$

素因数の和:33664

約数の個数: 48

約数和(自身を含む): 135628416

約数和(自身を除く): 83827436

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 33637, 67274, 134548, 168185, 235459, 336370, 370007, 470918, 672740, 740014, 941836, 1177295, 1480028, 1850035, 2354590, 2590049, 3700070, 4709180, 5180098, 7400140, 10360196, 12950245, 25900490, 51800980]

約数ペア:

[(1, 51800980), (2, 25900490), (4, 12950245), (5, 10360196), (7, 7400140), (10, 5180098), (11, 4709180), (14, 3700070), (20, 2590049), (22, 2354590), (28, 1850035), (35, 1480028), (44, 1177295), (55, 941836), (70, 740014), (77, 672740), (110, 470918), (140, 370007), (154, 336370), (220, 235459), (308, 168185), (385, 134548), (770, 67274), (1540, 33637)]