130796440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{337}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 305660160

約数和(自身を除く): 174863720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 313, 337, 620, 626, 674, 1240, 1252, 1348, 1565, 1685, 2504, 2696, 3130, 3370, 6260, 6740, 9703, 10447, 12520, 13480, 19406, 20894, 38812, 41788, 48515, 52235, 77624, 83576, 97030, 104470, 105481, 194060, 208940, 210962, 388120, 417880, 421924, 527405, 843848, 1054810, 2109620, 3269911, 4219240, 6539822, 13079644, 16349555, 26159288, 32699110, 65398220, 130796440]

約数ペア:

[(1, 130796440), (2, 65398220), (4, 32699110), (5, 26159288), (8, 16349555), (10, 13079644), (20, 6539822), (31, 4219240), (40, 3269911), (62, 2109620), (124, 1054810), (155, 843848), (248, 527405), (310, 421924), (313, 417880), (337, 388120), (620, 210962), (626, 208940), (674, 194060), (1240, 105481), (1252, 104470), (1348, 97030), (1565, 83576), (1685, 77624), (2504, 52235), (2696, 48515), (3130, 41788), (3370, 38812), (6260, 20894), (6740, 19406), (9703, 13480), (10447, 12520)]