16657160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 40884480

約数和(自身を除く): 24227320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 311, 412, 515, 520, 622, 824, 1030, 1244, 1339, 1555, 2060, 2488, 2678, 3110, 4043, 4120, 5356, 6220, 6695, 8086, 10712, 12440, 13390, 16172, 20215, 26780, 32033, 32344, 40430, 53560, 64066, 80860, 128132, 160165, 161720, 256264, 320330, 416429, 640660, 832858, 1281320, 1665716, 2082145, 3331432, 4164290, 8328580, 16657160]

約数ペア:

[(1, 16657160), (2, 8328580), (4, 4164290), (5, 3331432), (8, 2082145), (10, 1665716), (13, 1281320), (20, 832858), (26, 640660), (40, 416429), (52, 320330), (65, 256264), (103, 161720), (104, 160165), (130, 128132), (206, 80860), (260, 64066), (311, 53560), (412, 40430), (515, 32344), (520, 32033), (622, 26780), (824, 20215), (1030, 16172), (1244, 13390), (1339, 12440), (1555, 10712), (2060, 8086), (2488, 6695), (2678, 6220), (3110, 5356), (4043, 4120)]