71196440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2857}}^1$

素因数の和:2964

約数の個数: 64

約数和(自身を含む): 185198400

約数和(自身を除く): 114001960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 2857, 3115, 3560, 4984, 5714, 6230, 11428, 12460, 14285, 19999, 22856, 24920, 28570, 39998, 57140, 79996, 99995, 114280, 159992, 199990, 254273, 399980, 508546, 799960, 1017092, 1271365, 1779911, 2034184, 2542730, 3559822, 5085460, 7119644, 8899555, 10170920, 14239288, 17799110, 35598220, 71196440]

約数ペア:

[(1, 71196440), (2, 35598220), (4, 17799110), (5, 14239288), (7, 10170920), (8, 8899555), (10, 7119644), (14, 5085460), (20, 3559822), (28, 2542730), (35, 2034184), (40, 1779911), (56, 1271365), (70, 1017092), (89, 799960), (140, 508546), (178, 399980), (280, 254273), (356, 199990), (445, 159992), (623, 114280), (712, 99995), (890, 79996), (1246, 57140), (1780, 39998), (2492, 28570), (2857, 24920), (3115, 22856), (3560, 19999), (4984, 14285), (5714, 12460), (6230, 11428)]