81569850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{28621}}^1$

素因数の和:28655

約数の個数: 48

約数和(自身を含む): 212947680

約数和(自身を除く): 131377830

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 28621, 57242, 85863, 143105, 171726, 286210, 429315, 543799, 715525, 858630, 1087598, 1431050, 1631397, 2146575, 2718995, 3262794, 4293150, 5437990, 8156985, 13594975, 16313970, 27189950, 40784925, 81569850]

約数ペア:

[(1, 81569850), (2, 40784925), (3, 27189950), (5, 16313970), (6, 13594975), (10, 8156985), (15, 5437990), (19, 4293150), (25, 3262794), (30, 2718995), (38, 2146575), (50, 1631397), (57, 1431050), (75, 1087598), (95, 858630), (114, 715525), (150, 543799), (190, 429315), (285, 286210), (475, 171726), (570, 143105), (950, 85863), (1425, 57242), (2850, 28621)]