55142745820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3539329}}^1$

素因数の和:3539398

約数の個数: 48

約数和(自身を含む): 124867562400

約数和(自身を除く): 69724816580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 15580, 3539329, 7078658, 14157316, 17696645, 35393290, 67247251, 70786580, 134494502, 145112489, 268989004, 290224978, 336236255, 580449956, 672472510, 725562445, 1344945020, 1451124890, 2757137291, 2902249780, 5514274582, 11028549164, 13785686455, 27571372910, 55142745820]

約数ペア:

[(1, 55142745820), (2, 27571372910), (4, 13785686455), (5, 11028549164), (10, 5514274582), (19, 2902249780), (20, 2757137291), (38, 1451124890), (41, 1344945020), (76, 725562445), (82, 672472510), (95, 580449956), (164, 336236255), (190, 290224978), (205, 268989004), (380, 145112489), (410, 134494502), (779, 70786580), (820, 67247251), (1558, 35393290), (3116, 17696645), (3895, 14157316), (7790, 7078658), (15580, 3539329)]