25738480

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1667}}^1$

素因数の和:1873

約数の個数: 40

約数和(自身を含む): 60188112

約数和(自身を除く): 34449632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1667, 1930, 3088, 3334, 3860, 6668, 7720, 8335, 13336, 15440, 16670, 26672, 33340, 66680, 133360, 321731, 643462, 1286924, 1608655, 2573848, 3217310, 5147696, 6434620, 12869240, 25738480]

約数ペア:

[(1, 25738480), (2, 12869240), (4, 6434620), (5, 5147696), (8, 3217310), (10, 2573848), (16, 1608655), (20, 1286924), (40, 643462), (80, 321731), (193, 133360), (386, 66680), (772, 33340), (965, 26672), (1544, 16670), (1667, 15440), (1930, 13336), (3088, 8335), (3334, 7720), (3860, 6668)]