71475160

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{6359}}^1$

素因数の和:6651

約数の個数: 32

約数和(自身を含む): 161416800

約数和(自身を除く): 89941640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 6359, 11240, 12718, 25436, 31795, 50872, 63590, 127180, 254360, 1786879, 3573758, 7147516, 8934395, 14295032, 17868790, 35737580, 71475160]

約数ペア:

[(1, 71475160), (2, 35737580), (4, 17868790), (5, 14295032), (8, 8934395), (10, 7147516), (20, 3573758), (40, 1786879), (281, 254360), (562, 127180), (1124, 63590), (1405, 50872), (2248, 31795), (2810, 25436), (5620, 12718), (6359, 11240)]