128530970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{907}}^1$

素因数の和:1334

約数の個数: 32

約数和(自身を含む): 238491648

約数和(自身を除く): 109960678

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 383, 766, 907, 1814, 1915, 3830, 4535, 9070, 14171, 28342, 33559, 67118, 70855, 141710, 167795, 335590, 347381, 694762, 1736905, 3473810, 12853097, 25706194, 64265485, 128530970]

約数ペア:

[(1, 128530970), (2, 64265485), (5, 25706194), (10, 12853097), (37, 3473810), (74, 1736905), (185, 694762), (370, 347381), (383, 335590), (766, 167795), (907, 141710), (1814, 70855), (1915, 67118), (3830, 33559), (4535, 28342), (9070, 14171)]