25258324

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 57915648

約数和(自身を除く): 32657324

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 49, 52, 91, 92, 98, 161, 182, 196, 299, 322, 364, 431, 598, 637, 644, 862, 1127, 1196, 1274, 1724, 2093, 2254, 2548, 3017, 4186, 4508, 5603, 6034, 8372, 9913, 11206, 12068, 14651, 19826, 21119, 22412, 29302, 39221, 39652, 42238, 58604, 69391, 78442, 84476, 128869, 138782, 156884, 257738, 274547, 277564, 485737, 515476, 549094, 902083, 971474, 1098188, 1804166, 1942948, 3608332, 6314581, 12629162, 25258324]

約数ペア:

[(1, 25258324), (2, 12629162), (4, 6314581), (7, 3608332), (13, 1942948), (14, 1804166), (23, 1098188), (26, 971474), (28, 902083), (46, 549094), (49, 515476), (52, 485737), (91, 277564), (92, 274547), (98, 257738), (161, 156884), (182, 138782), (196, 128869), (299, 84476), (322, 78442), (364, 69391), (431, 58604), (598, 42238), (637, 39652), (644, 39221), (862, 29302), (1127, 22412), (1196, 21119), (1274, 19826), (1724, 14651), (2093, 12068), (2254, 11206), (2548, 9913), (3017, 8372), (4186, 6034), (4508, 5603)]