25909972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 54698112

約数和(自身を除く): 28788140

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 47, 67, 68, 94, 121, 134, 187, 188, 242, 268, 374, 484, 517, 737, 748, 799, 1034, 1139, 1474, 1598, 2057, 2068, 2278, 2948, 3149, 3196, 4114, 4556, 5687, 6298, 8107, 8228, 8789, 11374, 12529, 12596, 16214, 17578, 22748, 25058, 32428, 34639, 35156, 50116, 53533, 69278, 96679, 107066, 137819, 138556, 193358, 214132, 275638, 381029, 386716, 551276, 588863, 762058, 1177726, 1524116, 2355452, 6477493, 12954986, 25909972]

約数ペア:

[(1, 25909972), (2, 12954986), (4, 6477493), (11, 2355452), (17, 1524116), (22, 1177726), (34, 762058), (44, 588863), (47, 551276), (67, 386716), (68, 381029), (94, 275638), (121, 214132), (134, 193358), (187, 138556), (188, 137819), (242, 107066), (268, 96679), (374, 69278), (484, 53533), (517, 50116), (737, 35156), (748, 34639), (799, 32428), (1034, 25058), (1139, 22748), (1474, 17578), (1598, 16214), (2057, 12596), (2068, 12529), (2278, 11374), (2948, 8789), (3149, 8228), (3196, 8107), (4114, 6298), (4556, 5687)]