64692620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{111539}}^1$

素因数の和:111577

約数の個数: 24

約数和(自身を含む): 140540400

約数和(自身を除く): 75847780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 111539, 223078, 446156, 557695, 1115390, 2230780, 3234631, 6469262, 12938524, 16173155, 32346310, 64692620]

約数ペア:

[(1, 64692620), (2, 32346310), (4, 16173155), (5, 12938524), (10, 6469262), (20, 3234631), (29, 2230780), (58, 1115390), (116, 557695), (145, 446156), (290, 223078), (580, 111539)]