20162913100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{66173}}^1$

素因数の和:66475

約数の個数: 72

約数和(自身を含む): 47904152688

約数和(自身を除く): 27741239588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 277, 550, 554, 1100, 1108, 1385, 2770, 3047, 5540, 6094, 6925, 12188, 13850, 15235, 27700, 30470, 60940, 66173, 76175, 132346, 152350, 264692, 304700, 330865, 661730, 727903, 1323460, 1455806, 1654325, 2911612, 3308650, 3639515, 6617300, 7279030, 14558060, 18197575, 18329921, 36395150, 36659842, 72790300, 73319684, 91649605, 183299210, 201629131, 366598420, 403258262, 458248025, 806516524, 916496050, 1008145655, 1832992100, 2016291310, 4032582620, 5040728275, 10081456550, 20162913100]

約数ペア:

[(1, 20162913100), (2, 10081456550), (4, 5040728275), (5, 4032582620), (10, 2016291310), (11, 1832992100), (20, 1008145655), (22, 916496050), (25, 806516524), (44, 458248025), (50, 403258262), (55, 366598420), (100, 201629131), (110, 183299210), (220, 91649605), (275, 73319684), (277, 72790300), (550, 36659842), (554, 36395150), (1100, 18329921), (1108, 18197575), (1385, 14558060), (2770, 7279030), (3047, 6617300), (5540, 3639515), (6094, 3308650), (6925, 2911612), (12188, 1654325), (13850, 1455806), (15235, 1323460), (27700, 727903), (30470, 661730), (60940, 330865), (66173, 304700), (76175, 264692), (132346, 152350)]