25766840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 63819360

約数和(自身を除く): 38052520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 373, 440, 628, 746, 785, 1256, 1492, 1570, 1727, 1865, 2984, 3140, 3454, 3730, 4103, 6280, 6908, 7460, 8206, 8635, 13816, 14920, 16412, 17270, 20515, 32824, 34540, 41030, 58561, 69080, 82060, 117122, 164120, 234244, 292805, 468488, 585610, 644171, 1171220, 1288342, 2342440, 2576684, 3220855, 5153368, 6441710, 12883420, 25766840]

約数ペア:

[(1, 25766840), (2, 12883420), (4, 6441710), (5, 5153368), (8, 3220855), (10, 2576684), (11, 2342440), (20, 1288342), (22, 1171220), (40, 644171), (44, 585610), (55, 468488), (88, 292805), (110, 234244), (157, 164120), (220, 117122), (314, 82060), (373, 69080), (440, 58561), (628, 41030), (746, 34540), (785, 32824), (1256, 20515), (1492, 17270), (1570, 16412), (1727, 14920), (1865, 13816), (2984, 8635), (3140, 8206), (3454, 7460), (3730, 6908), (4103, 6280)]