71959120

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1847}}^1$

素因数の和:2347

約数の個数: 40

約数和(自身を含む): 167739264

約数和(自身を除く): 95780144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1847, 1948, 2435, 3694, 3896, 4870, 7388, 7792, 9235, 9740, 14776, 18470, 19480, 29552, 36940, 38960, 73880, 147760, 899489, 1798978, 3597956, 4497445, 7195912, 8994890, 14391824, 17989780, 35979560, 71959120]

約数ペア:

[(1, 71959120), (2, 35979560), (4, 17989780), (5, 14391824), (8, 8994890), (10, 7195912), (16, 4497445), (20, 3597956), (40, 1798978), (80, 899489), (487, 147760), (974, 73880), (1847, 38960), (1948, 36940), (2435, 29552), (3694, 19480), (3896, 18470), (4870, 14776), (7388, 9740), (7792, 9235)]