2012661805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6143}}^1$

素因数の和:6226

約数の個数: 64

約数和(自身を含む): 3227516928

約数和(自身を除く): 1214855123

約数列:

[1, 5, 7, 11, 23, 35, 37, 55, 77, 115, 161, 185, 253, 259, 385, 407, 805, 851, 1265, 1295, 1771, 2035, 2849, 4255, 5957, 6143, 8855, 9361, 14245, 29785, 30715, 43001, 46805, 65527, 67573, 141289, 215005, 227291, 327635, 337865, 473011, 706445, 989023, 1136455, 1554179, 1591037, 2365055, 2500201, 4945115, 5227693, 7770895, 7955185, 10879253, 12501005, 17501407, 26138465, 36593851, 54396265, 57504623, 87507035, 182969255, 287523115, 402532361, 2012661805]

約数ペア:

[(1, 2012661805), (5, 402532361), (7, 287523115), (11, 182969255), (23, 87507035), (35, 57504623), (37, 54396265), (55, 36593851), (77, 26138465), (115, 17501407), (161, 12501005), (185, 10879253), (253, 7955185), (259, 7770895), (385, 5227693), (407, 4945115), (805, 2500201), (851, 2365055), (1265, 1591037), (1295, 1554179), (1771, 1136455), (2035, 989023), (2849, 706445), (4255, 473011), (5957, 337865), (6143, 327635), (8855, 227291), (9361, 215005), (14245, 141289), (29785, 67573), (30715, 65527), (43001, 46805)]