66804100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{5521}}^1$

素因数の和:5557

約数の個数: 54

約数和(自身を含む): 159370442

約数和(自身を除く): 92566342

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 5521, 6050, 11042, 12100, 22084, 27605, 55210, 60731, 110420, 121462, 138025, 242924, 276050, 303655, 552100, 607310, 668041, 1214620, 1336082, 1518275, 2672164, 3036550, 3340205, 6073100, 6680410, 13360820, 16701025, 33402050, 66804100]

約数ペア:

[(1, 66804100), (2, 33402050), (4, 16701025), (5, 13360820), (10, 6680410), (11, 6073100), (20, 3340205), (22, 3036550), (25, 2672164), (44, 1518275), (50, 1336082), (55, 1214620), (100, 668041), (110, 607310), (121, 552100), (220, 303655), (242, 276050), (275, 242924), (484, 138025), (550, 121462), (605, 110420), (1100, 60731), (1210, 55210), (2420, 27605), (3025, 22084), (5521, 12100), (6050, 11042)]