61392880

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2731}}^1$

素因数の和:3025

約数の個数: 40

約数和(自身を含む): 143298864

約数和(自身を除く): 81905984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2731, 2810, 4496, 5462, 5620, 10924, 11240, 13655, 21848, 22480, 27310, 43696, 54620, 109240, 218480, 767411, 1534822, 3069644, 3837055, 6139288, 7674110, 12278576, 15348220, 30696440, 61392880]

約数ペア:

[(1, 61392880), (2, 30696440), (4, 15348220), (5, 12278576), (8, 7674110), (10, 6139288), (16, 3837055), (20, 3069644), (40, 1534822), (80, 767411), (281, 218480), (562, 109240), (1124, 54620), (1405, 43696), (2248, 27310), (2731, 22480), (2810, 21848), (4496, 13655), (5462, 11240), (5620, 10924)]