1500000080

素因数分解:

$2^4\times 5^1\times {\mathrm{18750001}}^1$

素因数の和:18750014

約数の個数: 20

約数和(自身を含む): 3487500372

約数和(自身を除く): 1987500292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 18750001, 37500002, 75000004, 93750005, 150000008, 187500010, 300000016, 375000020, 750000040, 1500000080]

約数ペア:

[(1, 1500000080), (2, 750000040), (4, 375000020), (5, 300000016), (8, 187500010), (10, 150000008), (16, 93750005), (20, 75000004), (40, 37500002), (80, 18750001)]