13719425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1699}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 18972000

約数和(自身を除く): 5252575

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 1699, 8075, 8495, 28883, 32281, 42475, 144415, 161405, 548777, 722075, 807025, 2743885, 13719425]

約数ペア:

[(1, 13719425), (5, 2743885), (17, 807025), (19, 722075), (25, 548777), (85, 161405), (95, 144415), (323, 42475), (425, 32281), (475, 28883), (1615, 8495), (1699, 8075)]