51551990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43321}}^1$

素因数の和:43352

約数の個数: 32

約数和(自身を含む): 112290624

約数和(自身を除く): 60738634

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 43321, 86642, 216605, 303247, 433210, 606494, 736457, 1472914, 1516235, 3032470, 3682285, 5155199, 7364570, 10310398, 25775995, 51551990]

約数ペア:

[(1, 51551990), (2, 25775995), (5, 10310398), (7, 7364570), (10, 5155199), (14, 3682285), (17, 3032470), (34, 1516235), (35, 1472914), (70, 736457), (85, 606494), (119, 433210), (170, 303247), (238, 216605), (595, 86642), (1190, 43321)]