91284820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 214234272

約数和(自身を除く): 122949452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 335, 484, 563, 605, 670, 737, 1126, 1210, 1340, 1474, 2252, 2420, 2815, 2948, 3685, 5630, 6193, 7370, 8107, 11260, 12386, 14740, 16214, 24772, 30965, 32428, 37721, 40535, 61930, 68123, 75442, 81070, 123860, 136246, 150884, 162140, 188605, 272492, 340615, 377210, 414931, 681230, 754420, 829862, 1362460, 1659724, 2074655, 4149310, 4564241, 8298620, 9128482, 18256964, 22821205, 45642410, 91284820]

約数ペア:

[(1, 91284820), (2, 45642410), (4, 22821205), (5, 18256964), (10, 9128482), (11, 8298620), (20, 4564241), (22, 4149310), (44, 2074655), (55, 1659724), (67, 1362460), (110, 829862), (121, 754420), (134, 681230), (220, 414931), (242, 377210), (268, 340615), (335, 272492), (484, 188605), (563, 162140), (605, 150884), (670, 136246), (737, 123860), (1126, 81070), (1210, 75442), (1340, 68123), (1474, 61930), (2252, 40535), (2420, 37721), (2815, 32428), (2948, 30965), (3685, 24772), (5630, 16214), (6193, 14740), (7370, 12386), (8107, 11260)]