25986268

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 61190640

約数和(自身を除く): 35204372

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 238, 308, 374, 476, 539, 709, 748, 833, 1078, 1309, 1418, 1666, 2156, 2618, 2836, 3332, 4963, 5236, 7799, 9163, 9926, 12053, 15598, 18326, 19852, 24106, 31196, 34741, 36652, 48212, 54593, 69482, 84371, 109186, 132583, 138964, 168742, 218372, 265166, 337484, 382151, 530332, 590597, 764302, 928081, 1181194, 1528604, 1856162, 2362388, 3712324, 6496567, 12993134, 25986268]

約数ペア:

[(1, 25986268), (2, 12993134), (4, 6496567), (7, 3712324), (11, 2362388), (14, 1856162), (17, 1528604), (22, 1181194), (28, 928081), (34, 764302), (44, 590597), (49, 530332), (68, 382151), (77, 337484), (98, 265166), (119, 218372), (154, 168742), (187, 138964), (196, 132583), (238, 109186), (308, 84371), (374, 69482), (476, 54593), (539, 48212), (709, 36652), (748, 34741), (833, 31196), (1078, 24106), (1309, 19852), (1418, 18326), (1666, 15598), (2156, 12053), (2618, 9926), (2836, 9163), (3332, 7799), (4963, 5236)]