202215455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 271434240

約数和(自身を除く): 69218785

約数列:

[1, 5, 13, 43, 65, 71, 215, 355, 559, 923, 1019, 2795, 3053, 4615, 5095, 13247, 15265, 39689, 43817, 66235, 72349, 198445, 219085, 361745, 569621, 940537, 2848105, 3111007, 4702685, 15555035, 40443091, 202215455]

約数ペア:

[(1, 202215455), (5, 40443091), (13, 15555035), (43, 4702685), (65, 3111007), (71, 2848105), (215, 940537), (355, 569621), (559, 361745), (923, 219085), (1019, 198445), (2795, 72349), (3053, 66235), (4615, 43817), (5095, 39689), (13247, 15265)]