105898880

素因数分解:

$2^7\times 5^1\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 254432880

約数和(自身を除く): 148534000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 337, 491, 640, 674, 982, 1348, 1685, 1964, 2455, 2696, 3370, 3928, 4910, 5392, 6740, 7856, 9820, 10784, 13480, 15712, 19640, 21568, 26960, 31424, 39280, 43136, 53920, 62848, 78560, 107840, 157120, 165467, 215680, 314240, 330934, 661868, 827335, 1323736, 1654670, 2647472, 3309340, 5294944, 6618680, 10589888, 13237360, 21179776, 26474720, 52949440, 105898880]

約数ペア:

[(1, 105898880), (2, 52949440), (4, 26474720), (5, 21179776), (8, 13237360), (10, 10589888), (16, 6618680), (20, 5294944), (32, 3309340), (40, 2647472), (64, 1654670), (80, 1323736), (128, 827335), (160, 661868), (320, 330934), (337, 314240), (491, 215680), (640, 165467), (674, 157120), (982, 107840), (1348, 78560), (1685, 62848), (1964, 53920), (2455, 43136), (2696, 39280), (3370, 31424), (3928, 26960), (4910, 21568), (5392, 19640), (6740, 15712), (7856, 13480), (9820, 10784)]