25324720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16661}}^1$

素因数の和:16693

約数の個数: 40

約数和(自身を含む): 61982640

約数和(自身を除く): 36657920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 16661, 33322, 66644, 83305, 133288, 166610, 266576, 316559, 333220, 633118, 666440, 1266236, 1332880, 1582795, 2532472, 3165590, 5064944, 6331180, 12662360, 25324720]

約数ペア:

[(1, 25324720), (2, 12662360), (4, 6331180), (5, 5064944), (8, 3165590), (10, 2532472), (16, 1582795), (19, 1332880), (20, 1266236), (38, 666440), (40, 633118), (76, 333220), (80, 316559), (95, 266576), (152, 166610), (190, 133288), (304, 83305), (380, 66644), (760, 33322), (1520, 16661)]