665543260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{4583}}^1$

素因数の和:4782

約数の個数: 48

約数和(自身を含む): 1434718656

約数和(自身を除く): 769175396

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 137, 212, 265, 274, 530, 548, 685, 1060, 1370, 2740, 4583, 7261, 9166, 14522, 18332, 22915, 29044, 36305, 45830, 72610, 91660, 145220, 242899, 485798, 627871, 971596, 1214495, 1255742, 2428990, 2511484, 3139355, 4857980, 6278710, 12557420, 33277163, 66554326, 133108652, 166385815, 332771630, 665543260]

約数ペア:

[(1, 665543260), (2, 332771630), (4, 166385815), (5, 133108652), (10, 66554326), (20, 33277163), (53, 12557420), (106, 6278710), (137, 4857980), (212, 3139355), (265, 2511484), (274, 2428990), (530, 1255742), (548, 1214495), (685, 971596), (1060, 627871), (1370, 485798), (2740, 242899), (4583, 145220), (7261, 91660), (9166, 72610), (14522, 45830), (18332, 36305), (22915, 29044)]