25732520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 63685440

約数和(自身を除く): 37952920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 233, 251, 440, 466, 502, 932, 1004, 1165, 1255, 1864, 2008, 2330, 2510, 2563, 2761, 4660, 5020, 5126, 5522, 9320, 10040, 10252, 11044, 12815, 13805, 20504, 22088, 25630, 27610, 51260, 55220, 58483, 102520, 110440, 116966, 233932, 292415, 467864, 584830, 643313, 1169660, 1286626, 2339320, 2573252, 3216565, 5146504, 6433130, 12866260, 25732520]

約数ペア:

[(1, 25732520), (2, 12866260), (4, 6433130), (5, 5146504), (8, 3216565), (10, 2573252), (11, 2339320), (20, 1286626), (22, 1169660), (40, 643313), (44, 584830), (55, 467864), (88, 292415), (110, 233932), (220, 116966), (233, 110440), (251, 102520), (440, 58483), (466, 55220), (502, 51260), (932, 27610), (1004, 25630), (1165, 22088), (1255, 20504), (1864, 13805), (2008, 12815), (2330, 11044), (2510, 10252), (2563, 10040), (2761, 9320), (4660, 5522), (5020, 5126)]