25167728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 50429808

約数和(自身を除く): 25262080

約数列:

[1, 2, 4, 8, 16, 43, 86, 157, 172, 233, 314, 344, 466, 628, 688, 932, 1256, 1864, 2512, 3728, 6751, 10019, 13502, 20038, 27004, 36581, 40076, 54008, 73162, 80152, 108016, 146324, 160304, 292648, 585296, 1572983, 3145966, 6291932, 12583864, 25167728]

約数ペア:

[(1, 25167728), (2, 12583864), (4, 6291932), (8, 3145966), (16, 1572983), (43, 585296), (86, 292648), (157, 160304), (172, 146324), (233, 108016), (314, 80152), (344, 73162), (466, 54008), (628, 40076), (688, 36581), (932, 27004), (1256, 20038), (1864, 13502), (2512, 10019), (3728, 6751)]