8252270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 16997040

約数和(自身を除く): 8744770

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 257, 338, 494, 514, 845, 1235, 1285, 1690, 2470, 2570, 3211, 3341, 4883, 6422, 6682, 9766, 16055, 16705, 24415, 32110, 33410, 43433, 48830, 63479, 86866, 126958, 217165, 317395, 434330, 634790, 825227, 1650454, 4126135, 8252270]

約数ペア:

[(1, 8252270), (2, 4126135), (5, 1650454), (10, 825227), (13, 634790), (19, 434330), (26, 317395), (38, 217165), (65, 126958), (95, 86866), (130, 63479), (169, 48830), (190, 43433), (247, 33410), (257, 32110), (338, 24415), (494, 16705), (514, 16055), (845, 9766), (1235, 6682), (1285, 6422), (1690, 4883), (2470, 3341), (2570, 3211)]