77908208

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1246

約数の個数: 80

約数和(自身を含む): 187607040

約数和(自身を除く): 109698832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1181, 1736, 2128, 2356, 2362, 3472, 4123, 4712, 4724, 8246, 8267, 9424, 9448, 16492, 16534, 18896, 22439, 32984, 33068, 36611, 44878, 65968, 66136, 73222, 89756, 132272, 146444, 157073, 179512, 256277, 292888, 314146, 359024, 512554, 585776, 628292, 695609, 1025108, 1256584, 1391218, 2050216, 2513168, 2782436, 4100432, 4869263, 5564872, 9738526, 11129744, 19477052, 38954104, 77908208]

約数ペア:

[(1, 77908208), (2, 38954104), (4, 19477052), (7, 11129744), (8, 9738526), (14, 5564872), (16, 4869263), (19, 4100432), (28, 2782436), (31, 2513168), (38, 2050216), (56, 1391218), (62, 1256584), (76, 1025108), (112, 695609), (124, 628292), (133, 585776), (152, 512554), (217, 359024), (248, 314146), (266, 292888), (304, 256277), (434, 179512), (496, 157073), (532, 146444), (589, 132272), (868, 89756), (1064, 73222), (1178, 66136), (1181, 65968), (1736, 44878), (2128, 36611), (2356, 33068), (2362, 32984), (3472, 22439), (4123, 18896), (4712, 16534), (4724, 16492), (8246, 9448), (8267, 9424)]