61491872

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2789}}^1$

素因数の和:2865

約数の個数: 48

約数和(自身を含む): 132882120

約数和(自身を除く): 71390248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 2789, 5512, 5578, 11024, 11156, 22048, 22312, 36257, 44624, 72514, 89248, 145028, 147817, 290056, 295634, 580112, 591268, 1160224, 1182536, 1921621, 2365072, 3843242, 4730144, 7686484, 15372968, 30745936, 61491872]

約数ペア:

[(1, 61491872), (2, 30745936), (4, 15372968), (8, 7686484), (13, 4730144), (16, 3843242), (26, 2365072), (32, 1921621), (52, 1182536), (53, 1160224), (104, 591268), (106, 580112), (208, 295634), (212, 290056), (416, 147817), (424, 145028), (689, 89248), (848, 72514), (1378, 44624), (1696, 36257), (2756, 22312), (2789, 22048), (5512, 11156), (5578, 11024)]