81110540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{977}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 195193152

約数和(自身を除く): 114082612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 593, 977, 1186, 1954, 2372, 2965, 3908, 4151, 4885, 5930, 6839, 8302, 9770, 11860, 13678, 16604, 19540, 20755, 27356, 34195, 41510, 68390, 83020, 136780, 579361, 1158722, 2317444, 2896805, 4055527, 5793610, 8111054, 11587220, 16222108, 20277635, 40555270, 81110540]

約数ペア:

[(1, 81110540), (2, 40555270), (4, 20277635), (5, 16222108), (7, 11587220), (10, 8111054), (14, 5793610), (20, 4055527), (28, 2896805), (35, 2317444), (70, 1158722), (140, 579361), (593, 136780), (977, 83020), (1186, 68390), (1954, 41510), (2372, 34195), (2965, 27356), (3908, 20755), (4151, 19540), (4885, 16604), (5930, 13678), (6839, 11860), (8302, 9770)]