256809704

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{601}}^1\times {\mathrm{1723}}^1$

素因数の和:2361

約数の個数: 32

約数和(自身を含む): 498167040

約数和(自身を除く): 241357336

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 601, 1202, 1723, 2404, 3446, 4808, 6892, 13784, 18631, 37262, 53413, 74524, 106826, 149048, 213652, 427304, 1035523, 2071046, 4142092, 8284184, 32101213, 64202426, 128404852, 256809704]

約数ペア:

[(1, 256809704), (2, 128404852), (4, 64202426), (8, 32101213), (31, 8284184), (62, 4142092), (124, 2071046), (248, 1035523), (601, 427304), (1202, 213652), (1723, 149048), (2404, 106826), (3446, 74524), (4808, 53413), (6892, 37262), (13784, 18631)]