80147985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12227}}^1$

素因数の和:12277

約数の個数: 32

約数和(自身を含む): 140866560

約数和(自身を除く): 60718575

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 12227, 36681, 61135, 183405, 232313, 281221, 696939, 843663, 1161565, 1406105, 3484695, 4218315, 5343199, 16029597, 26715995, 80147985]

約数ペア:

[(1, 80147985), (3, 26715995), (5, 16029597), (15, 5343199), (19, 4218315), (23, 3484695), (57, 1406105), (69, 1161565), (95, 843663), (115, 696939), (285, 281221), (345, 232313), (437, 183405), (1311, 61135), (2185, 36681), (6555, 12227)]