71484580

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{43063}}^1$

素因数の和:43155

約数の個数: 24

約数和(自身を含む): 151929792

約数和(自身を除く): 80445212

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 43063, 86126, 172252, 215315, 430630, 861260, 3574229, 7148458, 14296916, 17871145, 35742290, 71484580]

約数ペア:

[(1, 71484580), (2, 35742290), (4, 17871145), (5, 14296916), (10, 7148458), (20, 3574229), (83, 861260), (166, 430630), (332, 215315), (415, 172252), (830, 86126), (1660, 43063)]