263250605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 348364800

約数和(自身を除く): 85114195

約数列:

[1, 5, 19, 31, 71, 95, 155, 355, 589, 1259, 1349, 2201, 2945, 6295, 6745, 11005, 23921, 39029, 41819, 89389, 119605, 195145, 209095, 446945, 741551, 1698391, 2771059, 3707755, 8491955, 13855295, 52650121, 263250605]

約数ペア:

[(1, 263250605), (5, 52650121), (19, 13855295), (31, 8491955), (71, 3707755), (95, 2771059), (155, 1698391), (355, 741551), (589, 446945), (1259, 209095), (1349, 195145), (2201, 119605), (2945, 89389), (6295, 41819), (6745, 39029), (11005, 23921)]