1285687430

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{37781}}^1$

素因数の和:37912

約数の個数: 32

約数和(自身を含む): 2399308128

約数和(自身を除く): 1113620698

約数列:

[1, 2, 5, 10, 41, 82, 83, 166, 205, 410, 415, 830, 3403, 6806, 17015, 34030, 37781, 75562, 188905, 377810, 1549021, 3098042, 3135823, 6271646, 7745105, 15490210, 15679115, 31358230, 128568743, 257137486, 642843715, 1285687430]

約数ペア:

[(1, 1285687430), (2, 642843715), (5, 257137486), (10, 128568743), (41, 31358230), (82, 15679115), (83, 15490210), (166, 7745105), (205, 6271646), (410, 3135823), (415, 3098042), (830, 1549021), (3403, 377810), (6806, 188905), (17015, 75562), (34030, 37781)]