204078425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^2$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 275149056

約数和(自身を除く): 71070631

約数列:

[1, 5, 23, 25, 31, 107, 115, 155, 535, 575, 713, 775, 2461, 2675, 3317, 3565, 11449, 12305, 16585, 17825, 57245, 61525, 76291, 82925, 263327, 286225, 354919, 381455, 1316635, 1774595, 1907275, 6583175, 8163137, 8872975, 40815685, 204078425]

約数ペア:

[(1, 204078425), (5, 40815685), (23, 8872975), (25, 8163137), (31, 6583175), (107, 1907275), (115, 1774595), (155, 1316635), (535, 381455), (575, 354919), (713, 286225), (775, 263327), (2461, 82925), (2675, 76291), (3317, 61525), (3565, 57245), (11449, 17825), (12305, 16585)]