268519408

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1867}}^1$

素因数の和:2065

約数の個数: 40

約数和(自身を含む): 531595440

約数和(自身を除く): 263076032

約数列:

[1, 2, 4, 8, 16, 89, 101, 178, 202, 356, 404, 712, 808, 1424, 1616, 1867, 3734, 7468, 8989, 14936, 17978, 29872, 35956, 71912, 143824, 166163, 188567, 332326, 377134, 664652, 754268, 1329304, 1508536, 2658608, 3017072, 16782463, 33564926, 67129852, 134259704, 268519408]

約数ペア:

[(1, 268519408), (2, 134259704), (4, 67129852), (8, 33564926), (16, 16782463), (89, 3017072), (101, 2658608), (178, 1508536), (202, 1329304), (356, 754268), (404, 664652), (712, 377134), (808, 332326), (1424, 188567), (1616, 166163), (1867, 143824), (3734, 71912), (7468, 35956), (8989, 29872), (14936, 17978)]