61386040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{52919}}^1$

素因数の和:52959

約数の個数: 32

約数和(自身を含む): 142884000

約数和(自身を除く): 81497960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 52919, 105838, 211676, 264595, 423352, 529190, 1058380, 1534651, 2116760, 3069302, 6138604, 7673255, 12277208, 15346510, 30693020, 61386040]

約数ペア:

[(1, 61386040), (2, 30693020), (4, 15346510), (5, 12277208), (8, 7673255), (10, 6138604), (20, 3069302), (29, 2116760), (40, 1534651), (58, 1058380), (116, 529190), (145, 423352), (232, 264595), (290, 211676), (580, 105838), (1160, 52919)]