261880232

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{277}}^1\times {\mathrm{2003}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 501400800

約数和(自身を除く): 239520568

約数列:

[1, 2, 4, 8, 59, 118, 236, 277, 472, 554, 1108, 2003, 2216, 4006, 8012, 16024, 16343, 32686, 65372, 118177, 130744, 236354, 472708, 554831, 945416, 1109662, 2219324, 4438648, 32735029, 65470058, 130940116, 261880232]

約数ペア:

[(1, 261880232), (2, 130940116), (4, 65470058), (8, 32735029), (59, 4438648), (118, 2219324), (236, 1109662), (277, 945416), (472, 554831), (554, 472708), (1108, 236354), (2003, 130744), (2216, 118177), (4006, 65372), (8012, 32686), (16024, 16343)]