66652456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 143640000

約数和(自身を除く): 76987544

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 89, 104, 152, 178, 247, 356, 379, 494, 712, 758, 988, 1157, 1516, 1691, 1976, 2314, 3032, 3382, 4628, 4927, 6764, 7201, 9256, 9854, 13528, 14402, 19708, 21983, 28804, 33731, 39416, 43966, 57608, 67462, 87932, 93613, 134924, 175864, 187226, 269848, 374452, 438503, 640889, 748904, 877006, 1281778, 1754012, 2563556, 3508024, 5127112, 8331557, 16663114, 33326228, 66652456]

約数ペア:

[(1, 66652456), (2, 33326228), (4, 16663114), (8, 8331557), (13, 5127112), (19, 3508024), (26, 2563556), (38, 1754012), (52, 1281778), (76, 877006), (89, 748904), (104, 640889), (152, 438503), (178, 374452), (247, 269848), (356, 187226), (379, 175864), (494, 134924), (712, 93613), (758, 87932), (988, 67462), (1157, 57608), (1516, 43966), (1691, 39416), (1976, 33731), (2314, 28804), (3032, 21983), (3382, 19708), (4628, 14402), (4927, 13528), (6764, 9854), (7201, 9256)]