39874775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{5519}}^1$

素因数の和:5563

約数の個数: 18

約数和(自身を含む): 52533840

約数和(自身を除く): 12659065

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 5519, 7225, 27595, 93823, 137975, 469115, 1594991, 2345575, 7974955, 39874775]

約数ペア:

[(1, 39874775), (5, 7974955), (17, 2345575), (25, 1594991), (85, 469115), (289, 137975), (425, 93823), (1445, 27595), (5519, 7225)]