80850880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 112

約数和(自身を含む): 213018624

約数和(自身を除く): 132167744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 110, 160, 176, 206, 220, 223, 320, 352, 412, 440, 446, 515, 704, 824, 880, 892, 1030, 1115, 1133, 1648, 1760, 1784, 2060, 2230, 2266, 2453, 3296, 3520, 3568, 4120, 4460, 4532, 4906, 5665, 6592, 7136, 8240, 8920, 9064, 9812, 11330, 12265, 14272, 16480, 17840, 18128, 19624, 22660, 22969, 24530, 32960, 35680, 36256, 39248, 45320, 45938, 49060, 71360, 72512, 78496, 90640, 91876, 98120, 114845, 156992, 181280, 183752, 196240, 229690, 252659, 362560, 367504, 392480, 459380, 505318, 735008, 784960, 918760, 1010636, 1263295, 1470016, 1837520, 2021272, 2526590, 3675040, 4042544, 5053180, 7350080, 8085088, 10106360, 16170176, 20212720, 40425440, 80850880]

約数ペア:

[(1, 80850880), (2, 40425440), (4, 20212720), (5, 16170176), (8, 10106360), (10, 8085088), (11, 7350080), (16, 5053180), (20, 4042544), (22, 3675040), (32, 2526590), (40, 2021272), (44, 1837520), (55, 1470016), (64, 1263295), (80, 1010636), (88, 918760), (103, 784960), (110, 735008), (160, 505318), (176, 459380), (206, 392480), (220, 367504), (223, 362560), (320, 252659), (352, 229690), (412, 196240), (440, 183752), (446, 181280), (515, 156992), (704, 114845), (824, 98120), (880, 91876), (892, 90640), (1030, 78496), (1115, 72512), (1133, 71360), (1648, 49060), (1760, 45938), (1784, 45320), (2060, 39248), (2230, 36256), (2266, 35680), (2453, 32960), (3296, 24530), (3520, 22969), (3568, 22660), (4120, 19624), (4460, 18128), (4532, 17840), (4906, 16480), (5665, 14272), (6592, 12265), (7136, 11330), (8240, 9812), (8920, 9064)]