53159960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{509}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 137332800

約数和(自身を除く): 84172840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 509, 746, 1018, 1492, 1865, 2036, 2545, 2611, 2984, 3563, 3730, 4072, 5090, 5222, 7126, 7460, 10180, 10444, 13055, 14252, 14920, 17815, 20360, 20888, 26110, 28504, 35630, 52220, 71260, 104440, 142520, 189857, 379714, 759428, 949285, 1328999, 1518856, 1898570, 2657998, 3797140, 5315996, 6644995, 7594280, 10631992, 13289990, 26579980, 53159960]

約数ペア:

[(1, 53159960), (2, 26579980), (4, 13289990), (5, 10631992), (7, 7594280), (8, 6644995), (10, 5315996), (14, 3797140), (20, 2657998), (28, 1898570), (35, 1518856), (40, 1328999), (56, 949285), (70, 759428), (140, 379714), (280, 189857), (373, 142520), (509, 104440), (746, 71260), (1018, 52220), (1492, 35630), (1865, 28504), (2036, 26110), (2545, 20888), (2611, 20360), (2984, 17815), (3563, 14920), (3730, 14252), (4072, 13055), (5090, 10444), (5222, 10180), (7126, 7460)]