8462480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 80

約数和(自身を含む): 21665280

約数和(自身を除く): 13202800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 103, 104, 130, 158, 206, 208, 260, 316, 395, 412, 515, 520, 632, 790, 824, 1027, 1030, 1040, 1264, 1339, 1580, 1648, 2054, 2060, 2678, 3160, 4108, 4120, 5135, 5356, 6320, 6695, 8137, 8216, 8240, 10270, 10712, 13390, 16274, 16432, 20540, 21424, 26780, 32548, 40685, 41080, 53560, 65096, 81370, 82160, 105781, 107120, 130192, 162740, 211562, 325480, 423124, 528905, 650960, 846248, 1057810, 1692496, 2115620, 4231240, 8462480]

約数ペア:

[(1, 8462480), (2, 4231240), (4, 2115620), (5, 1692496), (8, 1057810), (10, 846248), (13, 650960), (16, 528905), (20, 423124), (26, 325480), (40, 211562), (52, 162740), (65, 130192), (79, 107120), (80, 105781), (103, 82160), (104, 81370), (130, 65096), (158, 53560), (206, 41080), (208, 40685), (260, 32548), (316, 26780), (395, 21424), (412, 20540), (515, 16432), (520, 16274), (632, 13390), (790, 10712), (824, 10270), (1027, 8240), (1030, 8216), (1040, 8137), (1264, 6695), (1339, 6320), (1580, 5356), (1648, 5135), (2054, 4120), (2060, 4108), (2678, 3160)]