171891250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{8089}}^1$

素因数の和:8128

約数の個数: 40

約数和(自身を含む): 341187660

約数和(自身を除く): 169296410

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 625, 850, 1250, 2125, 4250, 8089, 10625, 16178, 21250, 40445, 80890, 137513, 202225, 275026, 404450, 687565, 1011125, 1375130, 2022250, 3437825, 5055625, 6875650, 10111250, 17189125, 34378250, 85945625, 171891250]

約数ペア:

[(1, 171891250), (2, 85945625), (5, 34378250), (10, 17189125), (17, 10111250), (25, 6875650), (34, 5055625), (50, 3437825), (85, 2022250), (125, 1375130), (170, 1011125), (250, 687565), (425, 404450), (625, 275026), (850, 202225), (1250, 137513), (2125, 80890), (4250, 40445), (8089, 21250), (10625, 16178)]