25221140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3833}}^1$

素因数の和:3896

約数の個数: 48

約数和(自身を含む): 61834752

約数和(自身を除く): 36613612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 3833, 6580, 7666, 15332, 19165, 26831, 38330, 53662, 76660, 107324, 134155, 180151, 268310, 360302, 536620, 720604, 900755, 1261057, 1801510, 2522114, 3603020, 5044228, 6305285, 12610570, 25221140]

約数ペア:

[(1, 25221140), (2, 12610570), (4, 6305285), (5, 5044228), (7, 3603020), (10, 2522114), (14, 1801510), (20, 1261057), (28, 900755), (35, 720604), (47, 536620), (70, 360302), (94, 268310), (140, 180151), (188, 134155), (235, 107324), (329, 76660), (470, 53662), (658, 38330), (940, 26831), (1316, 19165), (1645, 15332), (3290, 7666), (3833, 6580)]