25215796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{491}}^1$

素因数の和:879

約数の個数: 24

約数和(自身を含む): 45543456

約数和(自身を除く): 20327660

約数列:

[1, 2, 4, 37, 74, 148, 347, 491, 694, 982, 1388, 1964, 12839, 18167, 25678, 36334, 51356, 72668, 170377, 340754, 681508, 6303949, 12607898, 25215796]

約数ペア:

[(1, 25215796), (2, 12607898), (4, 6303949), (37, 681508), (74, 340754), (148, 170377), (347, 72668), (491, 51356), (694, 36334), (982, 25678), (1388, 18167), (1964, 12839)]