204964926970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1\times {\mathrm{20107}}^1$

素因数の和:21175

約数の個数: 64

約数和(自身を含む): 397466631936

約数和(自身を除く): 192501704966

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 983, 1037, 1966, 2074, 4915, 5185, 9830, 10370, 16711, 20107, 33422, 40214, 59963, 83555, 100535, 119926, 167110, 201070, 299815, 341819, 599630, 683638, 1019371, 1226527, 1709095, 2038742, 2453054, 3418190, 5096855, 6132635, 10193710, 12265270, 19765181, 20850959, 39530362, 41701918, 98825905, 104254795, 197651810, 208509590, 336008077, 672016154, 1205676041, 1680040385, 2411352082, 3360080770, 6028380205, 12056760410, 20496492697, 40992985394, 102482463485, 204964926970]

約数ペア:

[(1, 204964926970), (2, 102482463485), (5, 40992985394), (10, 20496492697), (17, 12056760410), (34, 6028380205), (61, 3360080770), (85, 2411352082), (122, 1680040385), (170, 1205676041), (305, 672016154), (610, 336008077), (983, 208509590), (1037, 197651810), (1966, 104254795), (2074, 98825905), (4915, 41701918), (5185, 39530362), (9830, 20850959), (10370, 19765181), (16711, 12265270), (20107, 10193710), (33422, 6132635), (40214, 5096855), (59963, 3418190), (83555, 2453054), (100535, 2038742), (119926, 1709095), (167110, 1226527), (201070, 1019371), (299815, 683638), (341819, 599630)]