203876216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 406296000

約数和(自身を除く): 202419784

約数列:

[1, 2, 4, 8, 37, 71, 74, 89, 109, 142, 148, 178, 218, 284, 296, 356, 436, 568, 712, 872, 2627, 3293, 4033, 5254, 6319, 6586, 7739, 8066, 9701, 10508, 12638, 13172, 15478, 16132, 19402, 21016, 25276, 26344, 30956, 32264, 38804, 50552, 61912, 77608, 233803, 286343, 358937, 467606, 572686, 688771, 717874, 935212, 1145372, 1377542, 1435748, 1870424, 2290744, 2755084, 2871496, 5510168, 25484527, 50969054, 101938108, 203876216]

約数ペア:

[(1, 203876216), (2, 101938108), (4, 50969054), (8, 25484527), (37, 5510168), (71, 2871496), (74, 2755084), (89, 2290744), (109, 1870424), (142, 1435748), (148, 1377542), (178, 1145372), (218, 935212), (284, 717874), (296, 688771), (356, 572686), (436, 467606), (568, 358937), (712, 286343), (872, 233803), (2627, 77608), (3293, 61912), (4033, 50552), (5254, 38804), (6319, 32264), (6586, 30956), (7739, 26344), (8066, 25276), (9701, 21016), (10508, 19402), (12638, 16132), (13172, 15478)]