66153240080

素因数分解:

$2^4\times 5^1\times {\mathrm{826915501}}^1$

素因数の和:826915514

約数の個数: 20

約数和(自身を含む): 153806283372

約数和(自身を除く): 87653043292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 826915501, 1653831002, 3307662004, 4134577505, 6615324008, 8269155010, 13230648016, 16538310020, 33076620040, 66153240080]

約数ペア:

[(1, 66153240080), (2, 33076620040), (4, 16538310020), (5, 13230648016), (8, 8269155010), (10, 6615324008), (16, 4134577505), (20, 3307662004), (40, 1653831002), (80, 826915501)]