28988834576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{195469}}^1$

素因数の和:195544

約数の個数: 80

約数和(自身を含む): 65152496640

約数和(自身を除く): 36163662064

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 496, 598, 713, 806, 1196, 1426, 1612, 2392, 2852, 3224, 4784, 5704, 6448, 9269, 11408, 18538, 37076, 74152, 148304, 195469, 390938, 781876, 1563752, 2541097, 3127504, 4495787, 5082194, 6059539, 8991574, 10164388, 12119078, 17983148, 20328776, 24238156, 35966296, 40657552, 48476312, 58445231, 71932592, 78774007, 96952624, 116890462, 139369397, 157548014, 233780924, 278738794, 315096028, 467561848, 557477588, 630192056, 935123696, 1114955176, 1260384112, 1811802161, 2229910352, 3623604322, 7247208644, 14494417288, 28988834576]

約数ペア:

[(1, 28988834576), (2, 14494417288), (4, 7247208644), (8, 3623604322), (13, 2229910352), (16, 1811802161), (23, 1260384112), (26, 1114955176), (31, 935123696), (46, 630192056), (52, 557477588), (62, 467561848), (92, 315096028), (104, 278738794), (124, 233780924), (184, 157548014), (208, 139369397), (248, 116890462), (299, 96952624), (368, 78774007), (403, 71932592), (496, 58445231), (598, 48476312), (713, 40657552), (806, 35966296), (1196, 24238156), (1426, 20328776), (1612, 17983148), (2392, 12119078), (2852, 10164388), (3224, 8991574), (4784, 6059539), (5704, 5082194), (6448, 4495787), (9269, 3127504), (11408, 2541097), (18538, 1563752), (37076, 781876), (74152, 390938), (148304, 195469)]