45120080

素因数分解:

$2^4\times 5^1\times {\mathrm{751}}^2$

素因数の和:1515

約数の個数: 30

約数和(自身を含む): 105044058

約数和(自身を除く): 59923978

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 751, 1502, 3004, 3755, 6008, 7510, 12016, 15020, 30040, 60080, 564001, 1128002, 2256004, 2820005, 4512008, 5640010, 9024016, 11280020, 22560040, 45120080]

約数ペア:

[(1, 45120080), (2, 22560040), (4, 11280020), (5, 9024016), (8, 5640010), (10, 4512008), (16, 2820005), (20, 2256004), (40, 1128002), (80, 564001), (751, 60080), (1502, 30040), (3004, 15020), (3755, 12016), (6008, 7510)]