25198956

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 66515904

約数和(自身を除く): 41316948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 53, 94, 106, 141, 159, 188, 212, 281, 282, 318, 423, 477, 562, 564, 636, 843, 846, 954, 1124, 1686, 1692, 1908, 2491, 2529, 3372, 4982, 5058, 7473, 9964, 10116, 13207, 14893, 14946, 22419, 26414, 29786, 29892, 39621, 44679, 44838, 52828, 59572, 79242, 89358, 89676, 118863, 134037, 158484, 178716, 237726, 268074, 475452, 536148, 699971, 1399942, 2099913, 2799884, 4199826, 6299739, 8399652, 12599478, 25198956]

約数ペア:

[(1, 25198956), (2, 12599478), (3, 8399652), (4, 6299739), (6, 4199826), (9, 2799884), (12, 2099913), (18, 1399942), (36, 699971), (47, 536148), (53, 475452), (94, 268074), (106, 237726), (141, 178716), (159, 158484), (188, 134037), (212, 118863), (281, 89676), (282, 89358), (318, 79242), (423, 59572), (477, 52828), (562, 44838), (564, 44679), (636, 39621), (843, 29892), (846, 29786), (954, 26414), (1124, 22419), (1686, 14946), (1692, 14893), (1908, 13207), (2491, 10116), (2529, 9964), (3372, 7473), (4982, 5058)]