131350940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2053}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 316085952

約数和(自身を除く): 184735012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457, 914, 1828, 2053, 2285, 3199, 4106, 4570, 6398, 8212, 9140, 10265, 12796, 14371, 15995, 20530, 28742, 31990, 41060, 57484, 63980, 71855, 143710, 287420, 938221, 1876442, 3752884, 4691105, 6567547, 9382210, 13135094, 18764420, 26270188, 32837735, 65675470, 131350940]

約数ペア:

[(1, 131350940), (2, 65675470), (4, 32837735), (5, 26270188), (7, 18764420), (10, 13135094), (14, 9382210), (20, 6567547), (28, 4691105), (35, 3752884), (70, 1876442), (140, 938221), (457, 287420), (914, 143710), (1828, 71855), (2053, 63980), (2285, 57484), (3199, 41060), (4106, 31990), (4570, 28742), (6398, 20530), (8212, 15995), (9140, 14371), (10265, 12796)]