25909004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:494

約数の個数: 36

約数和(自身を含む): 50274000

約数和(自身を除く): 24364996

約数列:

[1, 2, 4, 11, 22, 44, 121, 199, 242, 269, 398, 484, 538, 796, 1076, 2189, 2959, 4378, 5918, 8756, 11836, 24079, 32549, 48158, 53531, 65098, 96316, 107062, 130196, 214124, 588841, 1177682, 2355364, 6477251, 12954502, 25909004]

約数ペア:

[(1, 25909004), (2, 12954502), (4, 6477251), (11, 2355364), (22, 1177682), (44, 588841), (121, 214124), (199, 130196), (242, 107062), (269, 96316), (398, 65098), (484, 53531), (538, 48158), (796, 32549), (1076, 24079), (2189, 11836), (2959, 8756), (4378, 5918)]