65278640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6857}}^1$

素因数の和:6894

約数の個数: 80

約数和(自身を含む): 183684672

約数和(自身を除く): 118406032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 6857, 9520, 13714, 27428, 34285, 47999, 54856, 68570, 95998, 109712, 116569, 137140, 191996, 233138, 239995, 274280, 383992, 466276, 479990, 548560, 582845, 767984, 815983, 932552, 959980, 1165690, 1631966, 1865104, 1919960, 2331380, 3263932, 3839920, 4079915, 4662760, 6527864, 8159830, 9325520, 13055728, 16319660, 32639320, 65278640]

約数ペア:

[(1, 65278640), (2, 32639320), (4, 16319660), (5, 13055728), (7, 9325520), (8, 8159830), (10, 6527864), (14, 4662760), (16, 4079915), (17, 3839920), (20, 3263932), (28, 2331380), (34, 1919960), (35, 1865104), (40, 1631966), (56, 1165690), (68, 959980), (70, 932552), (80, 815983), (85, 767984), (112, 582845), (119, 548560), (136, 479990), (140, 466276), (170, 383992), (238, 274280), (272, 239995), (280, 233138), (340, 191996), (476, 137140), (560, 116569), (595, 109712), (680, 95998), (952, 68570), (1190, 54856), (1360, 47999), (1904, 34285), (2380, 27428), (4760, 13714), (6857, 9520)]