65080780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2837}}^1$

素因数の和:2914

約数の個数: 48

約数和(自身を含む): 144942336

約数和(自身を除く): 79861556

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 2837, 4588, 5674, 5735, 11348, 11470, 14185, 22940, 28370, 56740, 87947, 104969, 175894, 209938, 351788, 419876, 439735, 524845, 879470, 1049690, 1758940, 2099380, 3254039, 6508078, 13016156, 16270195, 32540390, 65080780]

約数ペア:

[(1, 65080780), (2, 32540390), (4, 16270195), (5, 13016156), (10, 6508078), (20, 3254039), (31, 2099380), (37, 1758940), (62, 1049690), (74, 879470), (124, 524845), (148, 439735), (155, 419876), (185, 351788), (310, 209938), (370, 175894), (620, 104969), (740, 87947), (1147, 56740), (2294, 28370), (2837, 22940), (4588, 14185), (5674, 11470), (5735, 11348)]