145164080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 346644480

約数和(自身を除く): 201480400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 103, 158, 206, 223, 316, 395, 412, 446, 515, 632, 790, 824, 892, 1030, 1115, 1264, 1580, 1648, 1784, 2060, 2230, 3160, 3568, 4120, 4460, 6320, 8137, 8240, 8920, 16274, 17617, 17840, 22969, 32548, 35234, 40685, 45938, 65096, 70468, 81370, 88085, 91876, 114845, 130192, 140936, 162740, 176170, 183752, 229690, 281872, 325480, 352340, 367504, 459380, 650960, 704680, 918760, 1409360, 1814551, 1837520, 3629102, 7258204, 9072755, 14516408, 18145510, 29032816, 36291020, 72582040, 145164080]

約数ペア:

[(1, 145164080), (2, 72582040), (4, 36291020), (5, 29032816), (8, 18145510), (10, 14516408), (16, 9072755), (20, 7258204), (40, 3629102), (79, 1837520), (80, 1814551), (103, 1409360), (158, 918760), (206, 704680), (223, 650960), (316, 459380), (395, 367504), (412, 352340), (446, 325480), (515, 281872), (632, 229690), (790, 183752), (824, 176170), (892, 162740), (1030, 140936), (1115, 130192), (1264, 114845), (1580, 91876), (1648, 88085), (1784, 81370), (2060, 70468), (2230, 65096), (3160, 45938), (3568, 40685), (4120, 35234), (4460, 32548), (6320, 22969), (8137, 17840), (8240, 17617), (8920, 16274)]