83735240

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5273}}^1$

素因数の和:5681

約数の個数: 32

約数和(自身を含む): 188914680

約数和(自身を除く): 105179440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 5273, 7940, 10546, 15880, 21092, 26365, 42184, 52730, 105460, 210920, 2093381, 4186762, 8373524, 10466905, 16747048, 20933810, 41867620, 83735240]

約数ペア:

[(1, 83735240), (2, 41867620), (4, 20933810), (5, 16747048), (8, 10466905), (10, 8373524), (20, 4186762), (40, 2093381), (397, 210920), (794, 105460), (1588, 52730), (1985, 42184), (3176, 26365), (3970, 21092), (5273, 15880), (7940, 10546)]