71316590

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 130753440

約数和(自身を除く): 59436850

約数列:

[1, 2, 5, 10, 89, 178, 227, 353, 445, 454, 706, 890, 1135, 1765, 2270, 3530, 20203, 31417, 40406, 62834, 80131, 101015, 157085, 160262, 202030, 314170, 400655, 801310, 7131659, 14263318, 35658295, 71316590]

約数ペア:

[(1, 71316590), (2, 35658295), (5, 14263318), (10, 7131659), (89, 801310), (178, 400655), (227, 314170), (353, 202030), (445, 160262), (454, 157085), (706, 101015), (890, 80131), (1135, 62834), (1765, 40406), (2270, 31417), (3530, 20203)]