64382755

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 81651024

約数和(自身を除く): 17268269

約数列:

[1, 5, 29, 61, 145, 251, 305, 841, 1255, 1769, 4205, 7279, 8845, 15311, 36395, 51301, 76555, 211091, 256505, 444019, 1055455, 2220095, 12876551, 64382755]

約数ペア:

[(1, 64382755), (5, 12876551), (29, 2220095), (61, 1055455), (145, 444019), (251, 256505), (305, 211091), (841, 76555), (1255, 51301), (1769, 36395), (4205, 15311), (7279, 8845)]