256587592

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{3169}}^1$

素因数の和:3553

約数の個数: 32

約数和(自身を含む): 499275000

約数和(自身を除く): 242687408

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 349, 698, 1396, 2792, 3169, 6338, 10121, 12676, 20242, 25352, 40484, 80968, 91901, 183802, 367604, 735208, 1105981, 2211962, 4423924, 8847848, 32073449, 64146898, 128293796, 256587592]

約数ペア:

[(1, 256587592), (2, 128293796), (4, 64146898), (8, 32073449), (29, 8847848), (58, 4423924), (116, 2211962), (232, 1105981), (349, 735208), (698, 367604), (1396, 183802), (2792, 91901), (3169, 80968), (6338, 40484), (10121, 25352), (12676, 20242)]