210318170725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1\times {\mathrm{8647}}^1$

素因数の和:9854

約数の個数: 48

約数和(自身を含む): 285335709568

約数和(自身を除く): 75017538843

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1117, 1675, 4355, 5585, 8647, 14521, 21775, 27925, 43235, 72605, 74839, 112411, 216175, 363025, 374195, 562055, 579349, 972907, 1870975, 2810275, 2896745, 4864535, 7531537, 9658699, 14483725, 24322675, 37657685, 48293495, 125563087, 188288425, 241467475, 627815435, 647132833, 3139077175, 3235664165, 8412726829, 16178320825, 42063634145, 210318170725]

約数ペア:

[(1, 210318170725), (5, 42063634145), (13, 16178320825), (25, 8412726829), (65, 3235664165), (67, 3139077175), (325, 647132833), (335, 627815435), (871, 241467475), (1117, 188288425), (1675, 125563087), (4355, 48293495), (5585, 37657685), (8647, 24322675), (14521, 14483725), (21775, 9658699), (27925, 7531537), (43235, 4864535), (72605, 2896745), (74839, 2810275), (112411, 1870975), (216175, 972907), (363025, 579349), (374195, 562055)]