26284880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4159}}^1$

素因数の和:4251

約数の個数: 40

約数和(自身を含む): 61900800

約数和(自身を除く): 35615920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 4159, 6320, 8318, 16636, 20795, 33272, 41590, 66544, 83180, 166360, 328561, 332720, 657122, 1314244, 1642805, 2628488, 3285610, 5256976, 6571220, 13142440, 26284880]

約数ペア:

[(1, 26284880), (2, 13142440), (4, 6571220), (5, 5256976), (8, 3285610), (10, 2628488), (16, 1642805), (20, 1314244), (40, 657122), (79, 332720), (80, 328561), (158, 166360), (316, 83180), (395, 66544), (632, 41590), (790, 33272), (1264, 20795), (1580, 16636), (3160, 8318), (4159, 6320)]