71666475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{56209}}^1$

素因数の和:56239

約数の個数: 24

約数和(自身を含む): 125460720

約数和(自身を除く): 53794245

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 56209, 168627, 281045, 843135, 955553, 1405225, 2866659, 4215675, 4777765, 14333295, 23888825, 71666475]

約数ペア:

[(1, 71666475), (3, 23888825), (5, 14333295), (15, 4777765), (17, 4215675), (25, 2866659), (51, 1405225), (75, 955553), (85, 843135), (255, 281045), (425, 168627), (1275, 56209)]