201269945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 261360000

約数和(自身を除く): 60090055

約数列:

[1, 5, 19, 59, 95, 149, 241, 295, 745, 1121, 1205, 2831, 4579, 5605, 8791, 14155, 14219, 22895, 35909, 43955, 71095, 167029, 179545, 270161, 682271, 835145, 1350805, 2118631, 3411355, 10593155, 40253989, 201269945]

約数ペア:

[(1, 201269945), (5, 40253989), (19, 10593155), (59, 3411355), (95, 2118631), (149, 1350805), (241, 835145), (295, 682271), (745, 270161), (1121, 179545), (1205, 167029), (2831, 71095), (4579, 43955), (5605, 35909), (8791, 22895), (14155, 14219)]