250937120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:970

約数の個数: 96

約数和(自身を含む): 680400000

約数和(自身を除く): 429462880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 449, 499, 560, 898, 998, 1120, 1796, 1996, 2245, 2495, 3143, 3493, 3592, 3992, 4490, 4990, 6286, 6986, 7184, 7984, 8980, 9980, 12572, 13972, 14368, 15715, 15968, 17465, 17960, 19960, 25144, 27944, 31430, 34930, 35920, 39920, 50288, 55888, 62860, 69860, 71840, 79840, 100576, 111776, 125720, 139720, 224051, 251440, 279440, 448102, 502880, 558880, 896204, 1120255, 1568357, 1792408, 2240510, 3136714, 3584816, 4481020, 6273428, 7169632, 7841785, 8962040, 12546856, 15683570, 17924080, 25093712, 31367140, 35848160, 50187424, 62734280, 125468560, 250937120]

約数ペア:

[(1, 250937120), (2, 125468560), (4, 62734280), (5, 50187424), (7, 35848160), (8, 31367140), (10, 25093712), (14, 17924080), (16, 15683570), (20, 12546856), (28, 8962040), (32, 7841785), (35, 7169632), (40, 6273428), (56, 4481020), (70, 3584816), (80, 3136714), (112, 2240510), (140, 1792408), (160, 1568357), (224, 1120255), (280, 896204), (449, 558880), (499, 502880), (560, 448102), (898, 279440), (998, 251440), (1120, 224051), (1796, 139720), (1996, 125720), (2245, 111776), (2495, 100576), (3143, 79840), (3493, 71840), (3592, 69860), (3992, 62860), (4490, 55888), (4990, 50288), (6286, 39920), (6986, 35920), (7184, 34930), (7984, 31430), (8980, 27944), (9980, 25144), (12572, 19960), (13972, 17960), (14368, 17465), (15715, 15968)]