201015155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1291}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 279072000

約数和(自身を除く): 78056845

約数列:

[1, 5, 11, 19, 55, 95, 149, 209, 745, 1045, 1291, 1639, 2831, 6455, 8195, 14155, 14201, 24529, 31141, 71005, 122645, 155705, 192359, 269819, 961795, 1349095, 2115949, 3654821, 10579745, 18274105, 40203031, 201015155]

約数ペア:

[(1, 201015155), (5, 40203031), (11, 18274105), (19, 10579745), (55, 3654821), (95, 2115949), (149, 1349095), (209, 961795), (745, 269819), (1045, 192359), (1291, 155705), (1639, 122645), (2831, 71005), (6455, 31141), (8195, 24529), (14155, 14201)]