664085968

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{14713}}^1$

素因数の和:14772

約数の個数: 80

約数和(自身を含む): 1634784256

約数和(自身を除く): 970698288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6448, 11284, 14713, 22568, 29426, 45136, 58852, 102991, 117704, 191269, 205982, 235408, 382538, 411964, 456103, 765076, 823928, 912206, 1338883, 1530152, 1647856, 1824412, 2677766, 3060304, 3192721, 3648824, 5355532, 5929339, 6385442, 7297648, 10711064, 11858678, 12770884, 21422128, 23717356, 25541768, 41505373, 47434712, 51083536, 83010746, 94869424, 166021492, 332042984, 664085968]

約数ペア:

[(1, 664085968), (2, 332042984), (4, 166021492), (7, 94869424), (8, 83010746), (13, 51083536), (14, 47434712), (16, 41505373), (26, 25541768), (28, 23717356), (31, 21422128), (52, 12770884), (56, 11858678), (62, 10711064), (91, 7297648), (104, 6385442), (112, 5929339), (124, 5355532), (182, 3648824), (208, 3192721), (217, 3060304), (248, 2677766), (364, 1824412), (403, 1647856), (434, 1530152), (496, 1338883), (728, 912206), (806, 823928), (868, 765076), (1456, 456103), (1612, 411964), (1736, 382538), (2821, 235408), (3224, 205982), (3472, 191269), (5642, 117704), (6448, 102991), (11284, 58852), (14713, 45136), (22568, 29426)]