25309120

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:725

約数の個数: 56

約数和(自身を含む): 60807600

約数和(自身を除く): 35498480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 569, 695, 1112, 1138, 1390, 2224, 2276, 2780, 2845, 4448, 4552, 5560, 5690, 8896, 9104, 11120, 11380, 18208, 22240, 22760, 36416, 44480, 45520, 79091, 91040, 158182, 182080, 316364, 395455, 632728, 790910, 1265456, 1581820, 2530912, 3163640, 5061824, 6327280, 12654560, 25309120]

約数ペア:

[(1, 25309120), (2, 12654560), (4, 6327280), (5, 5061824), (8, 3163640), (10, 2530912), (16, 1581820), (20, 1265456), (32, 790910), (40, 632728), (64, 395455), (80, 316364), (139, 182080), (160, 158182), (278, 91040), (320, 79091), (556, 45520), (569, 44480), (695, 36416), (1112, 22760), (1138, 22240), (1390, 18208), (2224, 11380), (2276, 11120), (2780, 9104), (2845, 8896), (4448, 5690), (4552, 5560)]