819725030

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{21187}}^1$

素因数の和:21320

約数の個数: 32

約数和(自身を含む): 1524010464

約数和(自身を除く): 704285434

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 730, 3869, 7738, 19345, 21187, 38690, 42374, 105935, 211870, 1122911, 1546651, 2245822, 3093302, 5614555, 7733255, 11229110, 15466510, 81972503, 163945006, 409862515, 819725030]

約数ペア:

[(1, 819725030), (2, 409862515), (5, 163945006), (10, 81972503), (53, 15466510), (73, 11229110), (106, 7733255), (146, 5614555), (265, 3093302), (365, 2245822), (530, 1546651), (730, 1122911), (3869, 211870), (7738, 105935), (19345, 42374), (21187, 38690)]