7890508730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{2087}}^1$

素因数の和:2463

約数の個数: 64

約数和(自身を含む): 15490621440

約数和(自身を除く): 7600112710

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 229, 254, 458, 635, 1145, 1270, 1651, 2087, 2290, 2977, 3302, 4174, 5954, 8255, 10435, 14885, 16510, 20870, 27131, 29083, 29770, 54262, 58166, 135655, 145415, 265049, 271310, 290830, 378079, 477923, 530098, 756158, 955846, 1325245, 1890395, 2389615, 2650490, 3445637, 3780790, 4779230, 6212999, 6891274, 12425998, 17228185, 31064995, 34456370, 60696221, 62129990, 121392442, 303481105, 606962210, 789050873, 1578101746, 3945254365, 7890508730]

約数ペア:

[(1, 7890508730), (2, 3945254365), (5, 1578101746), (10, 789050873), (13, 606962210), (26, 303481105), (65, 121392442), (127, 62129990), (130, 60696221), (229, 34456370), (254, 31064995), (458, 17228185), (635, 12425998), (1145, 6891274), (1270, 6212999), (1651, 4779230), (2087, 3780790), (2290, 3445637), (2977, 2650490), (3302, 2389615), (4174, 1890395), (5954, 1325245), (8255, 955846), (10435, 756158), (14885, 530098), (16510, 477923), (20870, 378079), (27131, 290830), (29083, 271310), (29770, 265049), (54262, 145415), (58166, 135655)]