53640620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1553}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 123748128

約数和(自身を除く): 70107508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1553, 1570, 1727, 3106, 3140, 3454, 6212, 6908, 7765, 8635, 15530, 17083, 17270, 31060, 34166, 34540, 68332, 85415, 170830, 243821, 341660, 487642, 975284, 1219105, 2438210, 2682031, 4876420, 5364062, 10728124, 13410155, 26820310, 53640620]

約数ペア:

[(1, 53640620), (2, 26820310), (4, 13410155), (5, 10728124), (10, 5364062), (11, 4876420), (20, 2682031), (22, 2438210), (44, 1219105), (55, 975284), (110, 487642), (157, 341660), (220, 243821), (314, 170830), (628, 85415), (785, 68332), (1553, 34540), (1570, 34166), (1727, 31060), (3106, 17270), (3140, 17083), (3454, 15530), (6212, 8635), (6908, 7765)]