252968952520

素因数分解:

$2^3\times 5^1\times {\mathrm{15731}}^1\times {\mathrm{402023}}^1$

素因数の和:417765

約数の個数: 32

約数和(自身を含む): 569217741120

約数和(自身を除く): 316248788600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15731, 31462, 62924, 78655, 125848, 157310, 314620, 402023, 629240, 804046, 1608092, 2010115, 3216184, 4020230, 8040460, 16080920, 6324223813, 12648447626, 25296895252, 31621119065, 50593790504, 63242238130, 126484476260, 252968952520]

約数ペア:

[(1, 252968952520), (2, 126484476260), (4, 63242238130), (5, 50593790504), (8, 31621119065), (10, 25296895252), (20, 12648447626), (40, 6324223813), (15731, 16080920), (31462, 8040460), (62924, 4020230), (78655, 3216184), (125848, 2010115), (157310, 1608092), (314620, 804046), (402023, 629240)]