2557661324

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{78427}}^1$

素因数の和:78725

約数の個数: 24

約数和(自身を含む): 4637918208

約数和(自身を除く): 2080256884

約数列:

[1, 2, 4, 31, 62, 124, 263, 526, 1052, 8153, 16306, 32612, 78427, 156854, 313708, 2431237, 4862474, 9724948, 20626301, 41252602, 82505204, 639415331, 1278830662, 2557661324]

約数ペア:

[(1, 2557661324), (2, 1278830662), (4, 639415331), (31, 82505204), (62, 41252602), (124, 20626301), (263, 9724948), (526, 4862474), (1052, 2431237), (8153, 313708), (16306, 156854), (32612, 78427)]