201196985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 291876480

約数和(自身を除く): 90679495

約数列:

[1, 5, 11, 19, 23, 55, 95, 115, 121, 209, 253, 437, 605, 761, 1045, 1265, 2185, 2299, 2783, 3805, 4807, 8371, 11495, 13915, 14459, 17503, 24035, 41855, 52877, 72295, 87515, 92081, 159049, 192533, 264385, 332557, 460405, 795245, 962665, 1662785, 1749539, 2117863, 3658127, 8747695, 10589315, 18290635, 40239397, 201196985]

約数ペア:

[(1, 201196985), (5, 40239397), (11, 18290635), (19, 10589315), (23, 8747695), (55, 3658127), (95, 2117863), (115, 1749539), (121, 1662785), (209, 962665), (253, 795245), (437, 460405), (605, 332557), (761, 264385), (1045, 192533), (1265, 159049), (2185, 92081), (2299, 87515), (2783, 72295), (3805, 52877), (4807, 41855), (8371, 24035), (11495, 17503), (13915, 14459)]