50889440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{6491}}^1$

素因数の和:6520

約数の個数: 72

約数和(自身を含む): 139876632

約数和(自身を除く): 88987192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 6491, 7840, 12982, 25964, 32455, 45437, 51928, 64910, 90874, 103856, 129820, 181748, 207712, 227185, 259640, 318059, 363496, 454370, 519280, 636118, 726992, 908740, 1038560, 1272236, 1453984, 1590295, 1817480, 2544472, 3180590, 3634960, 5088944, 6361180, 7269920, 10177888, 12722360, 25444720, 50889440]

約数ペア:

[(1, 50889440), (2, 25444720), (4, 12722360), (5, 10177888), (7, 7269920), (8, 6361180), (10, 5088944), (14, 3634960), (16, 3180590), (20, 2544472), (28, 1817480), (32, 1590295), (35, 1453984), (40, 1272236), (49, 1038560), (56, 908740), (70, 726992), (80, 636118), (98, 519280), (112, 454370), (140, 363496), (160, 318059), (196, 259640), (224, 227185), (245, 207712), (280, 181748), (392, 129820), (490, 103856), (560, 90874), (784, 64910), (980, 51928), (1120, 45437), (1568, 32455), (1960, 25964), (3920, 12982), (6491, 7840)]