30262925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 47616000

約数和(自身を除く): 17353075

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 79, 175, 199, 275, 385, 395, 553, 869, 995, 1393, 1925, 1975, 2189, 2765, 4345, 4975, 6083, 6965, 10945, 13825, 15323, 15721, 21725, 30415, 34825, 54725, 76615, 78605, 110047, 152075, 172931, 383075, 393025, 550235, 864655, 1210517, 2751175, 4323275, 6052585, 30262925]

約数ペア:

[(1, 30262925), (5, 6052585), (7, 4323275), (11, 2751175), (25, 1210517), (35, 864655), (55, 550235), (77, 393025), (79, 383075), (175, 172931), (199, 152075), (275, 110047), (385, 78605), (395, 76615), (553, 54725), (869, 34825), (995, 30415), (1393, 21725), (1925, 15721), (1975, 15323), (2189, 13825), (2765, 10945), (4345, 6965), (4975, 6083)]