81860968

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 194940000

約数和(自身を除く): 113079032

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 38, 49, 56, 58, 76, 98, 116, 133, 152, 196, 203, 232, 266, 379, 392, 406, 532, 551, 758, 812, 931, 1064, 1102, 1421, 1516, 1624, 1862, 2204, 2653, 2842, 3032, 3724, 3857, 4408, 5306, 5684, 7201, 7448, 7714, 10612, 10991, 11368, 14402, 15428, 18571, 21224, 21982, 26999, 28804, 30856, 37142, 43964, 50407, 53998, 57608, 74284, 76937, 87928, 100814, 107996, 148568, 153874, 201628, 208829, 215992, 307748, 352849, 403256, 417658, 538559, 615496, 705698, 835316, 1077118, 1411396, 1461803, 1670632, 2154236, 2822792, 2923606, 4308472, 5847212, 10232621, 11694424, 20465242, 40930484, 81860968]

約数ペア:

[(1, 81860968), (2, 40930484), (4, 20465242), (7, 11694424), (8, 10232621), (14, 5847212), (19, 4308472), (28, 2923606), (29, 2822792), (38, 2154236), (49, 1670632), (56, 1461803), (58, 1411396), (76, 1077118), (98, 835316), (116, 705698), (133, 615496), (152, 538559), (196, 417658), (203, 403256), (232, 352849), (266, 307748), (379, 215992), (392, 208829), (406, 201628), (532, 153874), (551, 148568), (758, 107996), (812, 100814), (931, 87928), (1064, 76937), (1102, 74284), (1421, 57608), (1516, 53998), (1624, 50407), (1862, 43964), (2204, 37142), (2653, 30856), (2842, 28804), (3032, 26999), (3724, 21982), (3857, 21224), (4408, 18571), (5306, 15428), (5684, 14402), (7201, 11368), (7448, 10991), (7714, 10612)]