204025725

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{29251}}^1$

素因数の和:29298

約数の個数: 36

約数和(自身を含む): 377233792

約数和(自身を除く): 173208067

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 6975, 29251, 87753, 146255, 263259, 438765, 731275, 906781, 1316295, 2193825, 2720343, 4533905, 6581475, 8161029, 13601715, 22669525, 40805145, 68008575, 204025725]

約数ペア:

[(1, 204025725), (3, 68008575), (5, 40805145), (9, 22669525), (15, 13601715), (25, 8161029), (31, 6581475), (45, 4533905), (75, 2720343), (93, 2193825), (155, 1316295), (225, 906781), (279, 731275), (465, 438765), (775, 263259), (1395, 146255), (2325, 87753), (6975, 29251)]