258651790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1\times {\mathrm{1949}}^1$

素因数の和:2556

約数の個数: 32

約数和(自身を含む): 486907200

約数和(自身を除く): 228255410

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 577, 1154, 1949, 2885, 3898, 5770, 9745, 13271, 19490, 26542, 44827, 66355, 89654, 132710, 224135, 448270, 1124573, 2249146, 5622865, 11245730, 25865179, 51730358, 129325895, 258651790]

約数ペア:

[(1, 258651790), (2, 129325895), (5, 51730358), (10, 25865179), (23, 11245730), (46, 5622865), (115, 2249146), (230, 1124573), (577, 448270), (1154, 224135), (1949, 132710), (2885, 89654), (3898, 66355), (5770, 44827), (9745, 26542), (13271, 19490)]