1814943420575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{88858919}}^1$

素因数の和:88858991

約数の個数: 24

約数和(自身を含む): 2424071337600

約数和(自身を除く): 609127917025

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 20425, 88858919, 444294595, 1688319461, 2221472975, 3820933517, 8441597305, 19104667585, 42207986525, 72597736823, 95523337925, 362988684115, 1814943420575]

約数ペア:

[(1, 1814943420575), (5, 362988684115), (19, 95523337925), (25, 72597736823), (43, 42207986525), (95, 19104667585), (215, 8441597305), (475, 3820933517), (817, 2221472975), (1075, 1688319461), (4085, 444294595), (20425, 88858919)]