8112520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15601}}^1$

素因数の和:15625

約数の個数: 32

約数和(自身を含む): 19658520

約数和(自身を除く): 11546000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15601, 31202, 62404, 78005, 124808, 156010, 202813, 312020, 405626, 624040, 811252, 1014065, 1622504, 2028130, 4056260, 8112520]

約数ペア:

[(1, 8112520), (2, 4056260), (4, 2028130), (5, 1622504), (8, 1014065), (10, 811252), (13, 624040), (20, 405626), (26, 312020), (40, 202813), (52, 156010), (65, 124808), (104, 78005), (130, 62404), (260, 31202), (520, 15601)]