25531940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{26053}}^1$

素因数の和:26076

約数の個数: 36

約数和(自身を含む): 62373276

約数和(自身を除く): 36841336

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 26053, 52106, 104212, 130265, 182371, 260530, 364742, 521060, 729484, 911855, 1276597, 1823710, 2553194, 3647420, 5106388, 6382985, 12765970, 25531940]

約数ペア:

[(1, 25531940), (2, 12765970), (4, 6382985), (5, 5106388), (7, 3647420), (10, 2553194), (14, 1823710), (20, 1276597), (28, 911855), (35, 729484), (49, 521060), (70, 364742), (98, 260530), (140, 182371), (196, 130265), (245, 104212), (490, 52106), (980, 26053)]