84828280

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{7547}}^1$

素因数の和:7839

約数の個数: 32

約数和(自身を含む): 191568240

約数和(自身を除く): 106739960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 7547, 11240, 15094, 30188, 37735, 60376, 75470, 150940, 301880, 2120707, 4241414, 8482828, 10603535, 16965656, 21207070, 42414140, 84828280]

約数ペア:

[(1, 84828280), (2, 42414140), (4, 21207070), (5, 16965656), (8, 10603535), (10, 8482828), (20, 4241414), (40, 2120707), (281, 301880), (562, 150940), (1124, 75470), (1405, 60376), (2248, 37735), (2810, 30188), (5620, 15094), (7547, 11240)]