101981568

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:720

約数の個数: 128

約数和(自身を含む): 301593600

約数和(自身を除く): 199612032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 312, 372, 384, 403, 416, 496, 624, 659, 744, 806, 832, 992, 1209, 1248, 1318, 1488, 1612, 1664, 1977, 1984, 2418, 2496, 2636, 2976, 3224, 3954, 3968, 4836, 4992, 5272, 5952, 6448, 7908, 8567, 9672, 10544, 11904, 12896, 15816, 17134, 19344, 20429, 21088, 25701, 25792, 31632, 34268, 38688, 40858, 42176, 51402, 51584, 61287, 63264, 68536, 77376, 81716, 84352, 102804, 122574, 126528, 137072, 154752, 163432, 205608, 245148, 253056, 265577, 274144, 326864, 411216, 490296, 531154, 548288, 653728, 796731, 822432, 980592, 1062308, 1096576, 1307456, 1593462, 1644864, 1961184, 2124616, 2614912, 3186924, 3289728, 3922368, 4249232, 6373848, 7844736, 8498464, 12747696, 16996928, 25495392, 33993856, 50990784, 101981568]

約数ペア:

[(1, 101981568), (2, 50990784), (3, 33993856), (4, 25495392), (6, 16996928), (8, 12747696), (12, 8498464), (13, 7844736), (16, 6373848), (24, 4249232), (26, 3922368), (31, 3289728), (32, 3186924), (39, 2614912), (48, 2124616), (52, 1961184), (62, 1644864), (64, 1593462), (78, 1307456), (93, 1096576), (96, 1062308), (104, 980592), (124, 822432), (128, 796731), (156, 653728), (186, 548288), (192, 531154), (208, 490296), (248, 411216), (312, 326864), (372, 274144), (384, 265577), (403, 253056), (416, 245148), (496, 205608), (624, 163432), (659, 154752), (744, 137072), (806, 126528), (832, 122574), (992, 102804), (1209, 84352), (1248, 81716), (1318, 77376), (1488, 68536), (1612, 63264), (1664, 61287), (1977, 51584), (1984, 51402), (2418, 42176), (2496, 40858), (2636, 38688), (2976, 34268), (3224, 31632), (3954, 25792), (3968, 25701), (4836, 21088), (4992, 20429), (5272, 19344), (5952, 17134), (6448, 15816), (7908, 12896), (8567, 11904), (9672, 10544)]