20074955835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^2\times {\mathrm{79}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 38216931840

約数和(自身を除く): 18141976005

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 73, 79, 85, 165, 187, 219, 237, 255, 289, 365, 395, 561, 803, 867, 869, 935, 1095, 1185, 1241, 1343, 1445, 2409, 2607, 2805, 3179, 3723, 4015, 4029, 4335, 4345, 5329, 5767, 6205, 6715, 9537, 12045, 13035, 13651, 14773, 15895, 15987, 17301, 18615, 20145, 21097, 22831, 26645, 28835, 40953, 44319, 47685, 58619, 63291, 63437, 68255, 68493, 73865, 79935, 86505, 90593, 98039, 105485, 114155, 175857, 190311, 204765, 221595, 232067, 251141, 271779, 293095, 294117, 316455, 317185, 342465, 420991, 452965, 490195, 696201, 753423, 879285, 951555, 996523, 1078429, 1160335, 1255705, 1262973, 1358895, 1470585, 1540081, 1666663, 2104955, 2989569, 3235287, 3481005, 3767115, 4620243, 4630901, 4982615, 4999989, 5392145, 6314865, 7156847, 7700405, 8333315, 13892703, 14947845, 16176435, 16940891, 18333293, 21470541, 23101215, 23154505, 24999945, 35784235, 50822673, 54999879, 69463515, 78725317, 84704455, 91666465, 107352705, 121666399, 236175951, 254113365, 274999395, 364999197, 393626585, 608331995, 1180879755, 1338330389, 1824995985, 4014991167, 6691651945, 20074955835]

約数ペア:

[(1, 20074955835), (3, 6691651945), (5, 4014991167), (11, 1824995985), (15, 1338330389), (17, 1180879755), (33, 608331995), (51, 393626585), (55, 364999197), (73, 274999395), (79, 254113365), (85, 236175951), (165, 121666399), (187, 107352705), (219, 91666465), (237, 84704455), (255, 78725317), (289, 69463515), (365, 54999879), (395, 50822673), (561, 35784235), (803, 24999945), (867, 23154505), (869, 23101215), (935, 21470541), (1095, 18333293), (1185, 16940891), (1241, 16176435), (1343, 14947845), (1445, 13892703), (2409, 8333315), (2607, 7700405), (2805, 7156847), (3179, 6314865), (3723, 5392145), (4015, 4999989), (4029, 4982615), (4335, 4630901), (4345, 4620243), (5329, 3767115), (5767, 3481005), (6205, 3235287), (6715, 2989569), (9537, 2104955), (12045, 1666663), (13035, 1540081), (13651, 1470585), (14773, 1358895), (15895, 1262973), (15987, 1255705), (17301, 1160335), (18615, 1078429), (20145, 996523), (21097, 951555), (22831, 879285), (26645, 753423), (28835, 696201), (40953, 490195), (44319, 452965), (47685, 420991), (58619, 342465), (63291, 317185), (63437, 316455), (68255, 294117), (68493, 293095), (73865, 271779), (79935, 251141), (86505, 232067), (90593, 221595), (98039, 204765), (105485, 190311), (114155, 175857)]