127992540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164093}}^1$

素因数の和:164118

約数の個数: 48

約数和(自身を含む): 385949088

約数和(自身を除く): 257956548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 164093, 328186, 492279, 656372, 820465, 984558, 1640930, 1969116, 2133209, 2461395, 3281860, 4266418, 4922790, 6399627, 8532836, 9845580, 10666045, 12799254, 21332090, 25598508, 31998135, 42664180, 63996270, 127992540]

約数ペア:

[(1, 127992540), (2, 63996270), (3, 42664180), (4, 31998135), (5, 25598508), (6, 21332090), (10, 12799254), (12, 10666045), (13, 9845580), (15, 8532836), (20, 6399627), (26, 4922790), (30, 4266418), (39, 3281860), (52, 2461395), (60, 2133209), (65, 1969116), (78, 1640930), (130, 984558), (156, 820465), (195, 656372), (260, 492279), (390, 328186), (780, 164093)]