210318225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 378100800

約数和(自身を除く): 167782575

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 109, 195, 325, 327, 545, 975, 1417, 1635, 1979, 2725, 4251, 5937, 7085, 8175, 9895, 21255, 25727, 29685, 35425, 49475, 77181, 106275, 128635, 148425, 215711, 385905, 643175, 647133, 1078555, 1929525, 2804243, 3235665, 5392775, 8412729, 14021215, 16178325, 42063645, 70106075, 210318225]

約数ペア:

[(1, 210318225), (3, 70106075), (5, 42063645), (13, 16178325), (15, 14021215), (25, 8412729), (39, 5392775), (65, 3235665), (75, 2804243), (109, 1929525), (195, 1078555), (325, 647133), (327, 643175), (545, 385905), (975, 215711), (1417, 148425), (1635, 128635), (1979, 106275), (2725, 77181), (4251, 49475), (5937, 35425), (7085, 29685), (8175, 25727), (9895, 21255)]