255256240

素因数分解:

$2^4\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{1867}}^1$

素因数の和:3589

約数の個数: 40

約数和(自身を含む): 594136080

約数和(自身を除く): 338879840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1709, 1867, 3418, 3734, 6836, 7468, 8545, 9335, 13672, 14936, 17090, 18670, 27344, 29872, 34180, 37340, 68360, 74680, 136720, 149360, 3190703, 6381406, 12762812, 15953515, 25525624, 31907030, 51051248, 63814060, 127628120, 255256240]

約数ペア:

[(1, 255256240), (2, 127628120), (4, 63814060), (5, 51051248), (8, 31907030), (10, 25525624), (16, 15953515), (20, 12762812), (40, 6381406), (80, 3190703), (1709, 149360), (1867, 136720), (3418, 74680), (3734, 68360), (6836, 37340), (7468, 34180), (8545, 29872), (9335, 27344), (13672, 18670), (14936, 17090)]