6688891690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1\times {\mathrm{1289}}^1$

素因数の和:1711

約数の個数: 64

約数和(自身を含む): 13107225600

約数和(自身を除く): 6418333910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 179, 223, 358, 446, 895, 1115, 1289, 1790, 2230, 2327, 2578, 2899, 4654, 5798, 6445, 11635, 12890, 14495, 16757, 23270, 28990, 33514, 39917, 79834, 83785, 167570, 199585, 230731, 287447, 399170, 461462, 518921, 574894, 1037842, 1153655, 1437235, 2307310, 2594605, 2874470, 2999503, 3736811, 5189210, 5999006, 7473622, 14997515, 18684055, 29995030, 37368110, 51453013, 102906026, 257265065, 514530130, 668889169, 1337778338, 3344445845, 6688891690]

約数ペア:

[(1, 6688891690), (2, 3344445845), (5, 1337778338), (10, 668889169), (13, 514530130), (26, 257265065), (65, 102906026), (130, 51453013), (179, 37368110), (223, 29995030), (358, 18684055), (446, 14997515), (895, 7473622), (1115, 5999006), (1289, 5189210), (1790, 3736811), (2230, 2999503), (2327, 2874470), (2578, 2594605), (2899, 2307310), (4654, 1437235), (5798, 1153655), (6445, 1037842), (11635, 574894), (12890, 518921), (14495, 461462), (16757, 399170), (23270, 287447), (28990, 230731), (33514, 199585), (39917, 167570), (79834, 83785)]