78272404

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 168920640

約数和(自身を除く): 90648236

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 97, 98, 161, 179, 194, 196, 322, 358, 388, 644, 679, 716, 1127, 1253, 1358, 2231, 2254, 2506, 2716, 4117, 4462, 4508, 4753, 5012, 8234, 8771, 8924, 9506, 15617, 16468, 17363, 17542, 19012, 28819, 31234, 34726, 35084, 57638, 62468, 69452, 109319, 115276, 121541, 201733, 218638, 243082, 399349, 403466, 437276, 486164, 798698, 806932, 850787, 1597396, 1701574, 2795443, 3403148, 5590886, 11181772, 19568101, 39136202, 78272404]

約数ペア:

[(1, 78272404), (2, 39136202), (4, 19568101), (7, 11181772), (14, 5590886), (23, 3403148), (28, 2795443), (46, 1701574), (49, 1597396), (92, 850787), (97, 806932), (98, 798698), (161, 486164), (179, 437276), (194, 403466), (196, 399349), (322, 243082), (358, 218638), (388, 201733), (644, 121541), (679, 115276), (716, 109319), (1127, 69452), (1253, 62468), (1358, 57638), (2231, 35084), (2254, 34726), (2506, 31234), (2716, 28819), (4117, 19012), (4462, 17542), (4508, 17363), (4753, 16468), (5012, 15617), (8234, 9506), (8771, 8924)]