201616529440

素因数分解:

$2^5\times 5^1\times {\mathrm{1260103309}}^1$

素因数の和:1260103324

約数の個数: 24

約数和(自身を含む): 476319051180

約数和(自身を除く): 274702521740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1260103309, 2520206618, 5040413236, 6300516545, 10080826472, 12601033090, 20161652944, 25202066180, 40323305888, 50404132360, 100808264720, 201616529440]

約数ペア:

[(1, 201616529440), (2, 100808264720), (4, 50404132360), (5, 40323305888), (8, 25202066180), (10, 20161652944), (16, 12601033090), (20, 10080826472), (32, 6300516545), (40, 5040413236), (80, 2520206618), (160, 1260103309)]