25753312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2051

約数の個数: 48

約数和(自身を含む): 56391552

約数和(自身を除く): 30638240

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 1997, 3224, 3994, 6448, 7988, 12896, 15976, 25961, 31952, 51922, 61907, 63904, 103844, 123814, 207688, 247628, 415376, 495256, 804791, 830752, 990512, 1609582, 1981024, 3219164, 6438328, 12876656, 25753312]

約数ペア:

[(1, 25753312), (2, 12876656), (4, 6438328), (8, 3219164), (13, 1981024), (16, 1609582), (26, 990512), (31, 830752), (32, 804791), (52, 495256), (62, 415376), (104, 247628), (124, 207688), (208, 123814), (248, 103844), (403, 63904), (416, 61907), (496, 51922), (806, 31952), (992, 25961), (1612, 15976), (1997, 12896), (3224, 7988), (3994, 6448)]