71646790

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{65731}}^1$

素因数の和:65847

約数の個数: 16

約数和(自身を含む): 130149360

約数和(自身を除く): 58502570

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 65731, 131462, 328655, 657310, 7164679, 14329358, 35823395, 71646790]

約数ペア:

[(1, 71646790), (2, 35823395), (5, 14329358), (10, 7164679), (109, 657310), (218, 328655), (545, 131462), (1090, 65731)]