25623260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 58447200

約数和(自身を除く): 32823940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 709, 1390, 1418, 1807, 2780, 2836, 3545, 3614, 7090, 7228, 9035, 9217, 14180, 18070, 18434, 36140, 36868, 46085, 92170, 98551, 184340, 197102, 394204, 492755, 985510, 1281163, 1971020, 2562326, 5124652, 6405815, 12811630, 25623260]

約数ペア:

[(1, 25623260), (2, 12811630), (4, 6405815), (5, 5124652), (10, 2562326), (13, 1971020), (20, 1281163), (26, 985510), (52, 492755), (65, 394204), (130, 197102), (139, 184340), (260, 98551), (278, 92170), (556, 46085), (695, 36868), (709, 36140), (1390, 18434), (1418, 18070), (1807, 14180), (2780, 9217), (2836, 9035), (3545, 7228), (3614, 7090)]